slove step-by-step (5+4)×2+6-(2×2)-1​

Answers

Answer 1
1. (5 + 4) x 2 + 6 - (2 x 2) - 1
2. 9 x 2 + 6 - 4 - 1
3. 18 + 6 - 4 - 1
4. 24 - 4 - 1
5. 20 - 1
6. 19

Related Questions

A student tracks their amount of hours of sleep per night for a week. If they sleep the following amount of hours each night, what is their MEAN number of hours of sleep? 4, 5, 5, 5, 6, 9, 10

Answers

The answer is 6.2857 you take all the values add them together then divide by the amount of values

Which statement is true about the polynomial
–3x4y3 + 8xy5 – 3 + 18x3y4 – 3xy5 after it has been fully simplified?

It has 3 terms and a degree of 5.
It has 3 terms and a degree of 7.
It has 4 terms and a degree of 5.
It has 4 terms and a degree of 7.

Answers

Answer:

it has 4 terms and a degree of 7

Step-by-step explanation:

Answer:

d

Step-by-step explanation:

just took the test

Which of the following formulas, when evaluated using rational values for the variables, will result in an irrational number?
the formula for the area of a circle
the formula for the area of a trapezoid
the formula for the area of a triangle
the formula for the area of a rectangle

Answers

[tex]\bf{\blue{\underline{\underline{\pink{SOLUTION:-}}}}}[/tex]

[tex]\mathcal\red{Correct\:Answer:-}[/tex]

A) The formula of the area of a circle .

Area of Circle = π r² .

In the formula of area of a circle “π” is present, which is a irrational number .

Answer:

A: The formula for the area of a circle

Edg 2020

What is 467,000 in scientific notation?

Answers

Answer:

4.67^5 the 5 is for the number of places we moved.

Step-by-step explanation:

We have to move places because according the law of scientific notation your number has to be from 1-9

Peyton is taking a multiple choice test with a total of 20 points available. Each
question is worth exactly 2 points. What would be Peyton's test score (out of 20) if
she got 4 questions wrong? What would be her score if she got a questions wrong?

Answers

Given :

Peyton is taking a multiple choice test with a total of 20 points available. Each  question is worth exactly 2 points.

To Find :

Peyton's test score (out of 20) if  she got 4 questions wrong.

Solution :

Total numbers of questions are 20/2 = 10 questions.

Points after getting 4 questions wrong :

P = 2( 10 - 4 )

P = 12

Therefore, her score after getting 4 questions wrong is 12.

Hence, this is the required solution.

Answer:

Score with questions wrong:20-2(x)=12

Score with x questions wrong: 20-2x

Step-by-step explanation:

Since Peyton loses 2 points for every question wrong, she would lose 2 x 4, or 8 points when getting 4 questions wrong. Since the test is out 20 points, her final score would be 20-8 or 12 points. (Note, this is an answer for delta math.)

Step-by-step explanation:

is 9 a prime number ples help

Answers

Answer:

no

Step-by-step explanation:

No it is not, it is a composite number since you can multiply 3x3 and not just 9 by itself.

if i have 20 apples, and i decide to give 5 away, how many apples do i have left ?

Answers

you have 15 apples 20-5=15

Answer:

Hey mate,

Step-by-step explanation:

20 - 5 = 15 apples.

U have 15 apples with u....

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find the value of x plz

Answers

Answer:

[tex]x=23[/tex]

Step-by-step explanation:

because we know 4x+19 is the same as the angle below 3x then

[tex]3x+4x+19=180\\7x+19=180\\7x=161\\x=23[/tex]


Determine if 0.747447444744447444447... is rational or irrational and give reason for your answer.

Answers

Irrational is the answer:)

The number 0.747447444744447444447 ...... is Rational number.

Here,

The given number is,

⇒ 0.747447444744447444447 ......

We have to find the number is rational or irrational.

What is Rational number?

All non terminating and non recurring decimal number are rational number.

Now,

The given number is,

⇒ 0.747447444744447444447 ......

Clearly, The number is ''non terminating'' and ''non recurring''.

Hence, The number 0.747447444744447444447 ...... is ''Rational number''.

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HELP PLEASEEEE

Part of a cheerleading routine is throwing a flyer straight up and catching her on the way down. The flyer begins this move with her center of gravity 4 feet above the ground. She is thrown with an initial vertical velocity of 30 feet per second.

1. Will the flyer’s center of gravity ever reach 20 feet? In two or more complete . sentences, explain how you found your answer.

2.For the flyer to have her center of gravity reach 25 feet, what does the initial velocity need to be? In two or more complete sentences, explain how you found your answer.

Answers

Given that a flyer begins from earth and thrown up with a velocity of 30 ft/sec vertically.

u = initial velocity = 30 :   a = -g = 32 ft/sec^2

s(0) =initial height  =4 ft.

We have the equation

where u = initial velocity : v= final velocity : s = distance travelled and a = acceleration.  Here final velocity is found out as follows

Substitute to get

Since v cannot be negative, the flyer’s center of gravity cannot ever reach 20 feet.

----------------------------------

To reach 25 ft, put s = 25

and v must be atleast 0

Then we have  

Hence if thrown with initial velocity of 40 ft /sec, it will reach a height of 25 ft.

Twice the difference of a number and 3 is equal to 5.

Answers

Answer:

n = 4

Step-by-step explanation:

A population of sea turtles is growing at a rate of 3% on North Carolina's coast due to great protection
programs on the beaches. If there are currently 3,000 sea turtles, how many years will it take for the
population to double?

Answers

Answer:

23.4 years

Step-by-step explanation:

The exponential growth model is

A = P(1 + r)^5t, where r is the annual growth rate as a decimal fraction.

If the original number (P) is to double, then this model becomes

2P = P(1 + 0.03)^t, or 2 = 1.03^t.  Solve this for t by taking the log of both sides:

log 2 = t*log 1.03, or

     0.30103

t = --------------- = 23.4 years

     0.01284

Express the ratio 3:5 as a percentage​

Answers

Answer:

60%

Step-by-step explanation:

= 3 ×100%

5

=3×20%

=60%

Answer:

60%

Step-by-step explanation:

3:5

3/5

to convert it into a percentage, multiply it with 100

3/5  ×100

300/5

60%

hope it helps you

Layla’s age is 2 less than 3 times kaylas age. If the sum of their age is, 30, how old is Layla?

Answers

Answer:

Step-by-step explanation:

Layla is 8

If Layla is 2 years younger than kayla you’d start with 10&multiply by 3 which gives you your sum of 30


The Box says it takes 4 eggs to make 12 pancakes. How many eggs did Alfonso use to
make 90 pancakes at the Sunday Church breakfast

Answers

Answer:

30 eggs

Step-by-step explanation:

1 egg makes 3 pancakes so 30 eggs would make 90 pancakes becaue the ratio is 1:3.

To find your answer you could have done 90÷3

How do you simplify the expression 10x-4+3x+10

Answers

Answer:

13x+6

Step-by-step explanation:

Combine the like terms.

Add 3x to 10x and substract 4 from 10.

Mrs. Palmer asks her students to find the area of the tops of their desks.
3 feet
13 feet
5 feet

What is the area of the tops of the desks?
A 15 square feet
B 12 square feet
C 9 square feet
D 3 square feet


Its multiple choice
need help asap

Answers

Answer:

12 square feet

Step-by-step explanation:

The shape of the top of the desk is a trapezoid.

A = (b1 + b2)h/2

A = (5 ft + 3 ft)(3 ft)/2

A = (8 ft)(3 ft)/2

A = 24 ft^2/2

A = 12 ft^2

Answer: 12 square feet

how to covert mm3 to liters
please help

Answers

0.003L

Step-by-step explanation:

Divide by

1000

This is a case of the metric system. To convert from "milli-" to the standard unit, such as meters or liters, we divide by

1000

One milliliter is equal to a thousandth of a liter, and one liter is equal to one thousand milliliters.

3ML=0.003L

the expression (2x^2 + 6x + 5) - (6x^2 + 3x + 5) is equivalent to which solution?

1) -4^2 + 3x
2) 4x^2 - 3x
3) -4x^2 - 3x + 10
4) 4x^2 + 3 - 10​

Answers

Answer:

1) -4x^2 + 3x

Step-by-step explanation:

you subtract the numbers that have the same exponent and variable!

(2x^2 + 6x + 5) - (6x^2 + 3x +5)

2x^2 - 6x^2 = -4x^2

6x - 3x = 3x

5 - 5 = 0

Approximately How many times greater is 1.7 x 10^6 then 3.4 x 10^5?​

Answers

Answer:

5 times greater.

Step-by-step explanation:

1.7 x 10^6 = 1700000.

3.4 x 10^5 = 340000 .

1700000 / 340000  = 5.

Approximately five times greater is 1.7 × 10⁶ than 3.4 × 10⁵ which is determined by the division operation.

What are Mathematical operations?

Mathematical operations can also be described via subtraction, division, and multiplication built-in functions. The arithmetic operator is the operator who conducts the operation.

* Multiplication operation: Multiplies values on each side of the operator.

For example, 12 = 2 × 4

/ Division operation: divides left operand by right operand

For example, 4/2 Equals 2.

We have been given data:

⇒ 1.7 × 10⁶ = 1700000

⇒ 3.4 × 10⁵ = 340000

Now we have to take a ratio of 1700000 and 340000

⇒ 1700000 / 340000

Apply the division operation, and we get

⇒ 5

Therefore, approximately five times greater is 1.7 × 10⁶ than 3.4 × 10⁵.

Learn more about Mathematical operations here:

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True or false: A conjecture is created through deductive reasoning.(1 point)

The statement is false. A conjecture is created through an axiomatic system.

The statement is false. A conjecture is proven through deductive reasoning.

The statement is false. An axiom is created through deductive reasoning.

The statement is true.

Answers

Answer:

The statement is false. A conjecture is proven through deductive reasoning.

Step-by-step explanation:

please help! :) I'll mark first and best answer brainiest!

Answers

Answer:

n = - 3

Step-by-step explanation:

Hi there !

-4×(-8)×n = - 96

32×n = - 96

n = - 96/32

n = - 3

Good luck

(-)×(-) = +

Which number line model represents the expression -2+(-7)?
Khan academy help!!!!!

Answers

-9 because 2+7=9 so the negative part oh then must be -9

Answer

is should be -9 but I dont see a model on your question.

Step-by-step explanation:

The length of Amy's rectangular kitchen is 12 feet. If the area of the room is at least 96 square feet, what is the smallest width the room could have?

Answers

The answer should be 8

The required width of Amy's kitchen would be 8 ft.

Given that,
The measurement of Amy's rectangular kitchen is 12 feet. If the area of the room is at least 96 square feet, To determine the least width the room could have.

What is a rectangle?

The rectangle is a four-sided geometric object with equal-length opposites and 90° angles on each side.


Here,
let the width be x,
according to the question,
area of the kitchen = 96
length × width = 96
12 × x = 96
x = 96 / 12
x = 8

Thus, the required width of Amy's kitchen would be 8 ft.

Learn more about rectangles here:

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Six less than 3 times a number is 30

Answers

Answer:

3n - 6 = 30

Step-by-step explanation:

less than always goes at the end of an equation. 3 x n = 3n

Simplify: -(-m-8n)
Please solve

Answers

Answer:

m+8n

Step-by-step explanation:

-(-m-8n)

When there is a - in front of an expression in parentheses, change the sign of each term in the expression

m + 8n

Answer:

m + 8n

Step-by-step Explanation

[tex] -(-m-8n) \\ = - \times ( - m) - \times (- 8n) \\ = m + 8n[/tex]

11 minus the product of 5 and a number k, how would you write this as a equation?

Answers

Answer:

I think it would be written like this: 11-(5*k)

Step-by-step explanation:

The price p of a pizza is $6.50 plus $0.75 for each of the t toppings on the pizza

Answers

Answer:

p= 6.50+0.75

Step-by-step explanation:

Chris bought 10.4 gallons of gasoline. There are approximately 3.8 liters in 1 gallon. Which measurement is closest to the number of liters of gasoline Chris bought?

Answers

Answer:

39.52

Step-by-step explanation:

i did it on  a calculator

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39.52 I did the test and got A 100

6x^2 + 23x + 7 NEED HELP SOLVING QUADRATIC EQUATION

Answers

Answer:

6x2 + 23x + 7 = 0

Factorization:

(2x + 7)(3x + 1) = 0

Solutions based on factorization:

2x + 7 = 0   ⇒   x1 = −7

2

= −3.5

3x + 1 = 0   ⇒   x2 = −1

3

≈ −0.333333

Extrema:

Min = (−1.916667, −15.041667)

Step-by-step explanation: hope this helps

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