Which of the following is true about the order of operations?
1. Multiplication comes before division.
2. Addition and subtraction are done from left to right.
3. Addition and subtraction are done before multiplication and division.
4. Exponents are the first operation to be completed.

Answers

Answer 1

Answer:

2

Step-by-step explanation:

Answer 2

Multiplication comes before division. To add or subtract we can do from left to right by thousand, hundred, or any respective place value thus options (1) and  (2) are correct.

What is the arithmetic operator?

Arithmetic operators are four basic mathematical operations in which summation, subtraction, division, and multiplication involve.,

Summation = addition of two or more numbers or variable

Subtraction = Minus of any two or more numbers with each other called subtraction.

Using the PEMDAS rule,

Parenthesis = 1st

Exponents = 2nd

Multiplication = 3rd

Divide = 4th

Addition = 5th

Subtraction = 6th

Suppose an addition,

120 + 320

Now add from left to right,

100 + 300 = 400

20 + 20 = 40

Now, 400 + 40 = 440

Thus, adding from left to right is true.

Hence "Multiplication comes before division. To add or subtract we can do from left to right by thousand, hundred, or any respective place value ".

To learn more about the arithmetic operators,

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Related Questions

Write the equation of the line that passes through points (-4, 5) and (0,13) in slope-intercept form.

Answers

Answer:

The answer is

[tex]y = 2x + 13[/tex]

Step-by-step explanation:

Remember:

[tex]Slope-intercept form: \: \\ y = mx + b \\ \\ m = slope \\ b = y - intercept[/tex]

[tex]M = \frac{y_2 - y_1}{x_2 - x_1} [/tex]

First: Find the slope.

[tex]M = \frac{13 - 5}{0 - ( - 4)} = \frac{8}{4} = 2[/tex]

.

Second: Solve for the y-intercept

[tex]y = mx + b \\ 5 = 2( - 4) + b \\ 5 = - 8 + b \\ \frac{+ 8 = + 8 \: \: \: \: \: \: \: \: }{13 = b} [/tex]

.

Third: Plug in.

[tex]y = mx + b \\ y = 2x + 13[/tex]

AnOtHer geometry question.

Answers

Answer:

the answer is 8!

Step-by-step explanation:

2÷2=????? Hurry
ppls help hurryy6yyyyyyyyyyyy6yyyyyyyy6yyyyy​

Answers

Answer:

2÷2=1

Step-by-step explanation:

That's the answer

Answer:

2÷2=1

Step-by-step explanation:

2 divides by 2 = 1

that's the answer

Help me please I only have 5 mins left

Answers

Answer:

A.5

B.16

C.11

D.3

E.5

Step-by-step explanation:

ANSWER NOW AND YOU GET 12 and ill answer one of ur questions

Answers

Answer Im going to geuss the last, Im not sure but it looks right.

Step-by-step explanation: heres my question-->  https://brainly.com/question/20473783

Select all the correct answers

Answers

Answer:

12^3,

Step-by-step explanation:

The surface area "S" of a sphere of radius ris given by the forma
S=4pir^
Find (i) the surface area of a sphere whose radius is 5 cm.​

Answers

The answer is 314.16

BRAINLYEST

Answers

I can’t rly see the question please make it bigger

Answer:

:)

Step-by-step explanation:

i think it's MODE 21........

A farmer wants to fence in a square pasture for his sheep. The length of one side of the pasture is represented by ^2^3. What term represents the area of the pasture?

Answers

Answer:

4x^6

Step-by-step explanation:

Area of the square pasture = L² where:

L is the

length of one side of the pasture

Given

L = 2x³

Area of the pasture = (2x³)²

Area of the pasture =2x³•2x³

Area of the pasture = 4x^{3+3}

Area of the pasture = 4x^6

Hence the area of the pasture is 4x^6

what is the volume of a cylinder with a a radius of 9 inches and a hirght of 2 inches? use 3.24 for pie. round your answer to the nearest hundredth

Answers

Answer:

To answer this u need the formula v=pi r^2h. Since r=9 and h= 2, we could solve the equation by plugging in the variables. v= (3.14)(9)^2(2) is equal to 508.94

PLEASE HELP WILL MARK BRAINLIEST
Which is the equation of a hyperbola with directrices at x = ±2 and foci at (4, 0) and (−4, 0)?

x squared over 8 minus y squared over 8 equals 1
x squared over 8 minus y squared over 16 equals 1
y squared over 8 minus x squared over 8 equals 1
y squared over 16 minus x squared over 8 equals 1

Answers

The equation of the hyperbola is:

[tex]\frac{x^2}{8} - \frac{y^2}{8} = 1[/tex]

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

Directrices at [tex]x = \pm 2[/tex]Foci at [tex]x = \pm 4[/tex]

They are both in the x-axis, and the center is (0,0), which means that the equation is:

[tex]\frac{x^2}{a^2} - \frac{y^2}{b^2} = 1[/tex]

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

Directrices at [tex]x = \pm 2[/tex] means that:

[tex]\frac{a^2}{c} = 2[/tex]

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

Foci at [tex]x = \pm 4[/tex] means that:

[tex]c^2 = 4^2 = 16 \rightarrow c = 4[/tex]

Thus:

[tex]a^2 = 2c = 2(4) = 8[/tex]

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

For b, we have that:

[tex]a^2 + b^2 = c^2[/tex]

[tex]8 + b^2 = 16[/tex]

[tex]b^2 = 8[/tex]

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

Thus, since a and b have been found, the equation of the hyperbola is:

[tex]\frac{x^2}{8} - \frac{y^2}{8} = 1[/tex]

A similar problem is given at https://brainly.com/question/20409089

ASAP NOW AND YOULL GET 20 and ILL ANSWER ONE OF URS

Answers

Answer:

10/40=70/x

Step-by-step explanation:

mainly because the line is pointing at a

find the constant of proportionality (r) in the equation y=rx

Answers

Answer:

5

Step-by-step explanation:

The constant of proportionality (r) in the equation y=rx is 3

How to determine the constant of proportionality?

The equation of the function is given as:

y = rx

Make r the subject

r = y/x

From the table, we have:

y = 36 when x = 12

So, the equation becomes

r = 36/12

Divide

r = 3

Hence, the constant of proportionality (r) in the equation y=rx is 3

Read more about constant of proportionality at:

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Which of the following are polynomials

Answers

Answer:

I would think that 2x+3y+4 would be the answer.

Step-by-step explanation:

if you answer this u will get 10, and I will answer one of ur questions ONLY if ur right

Answers

Answer:c or 35

Step-by-step explanation:

Answer: 35%.

Step-by-step explanation:

35% of the students preferred hamsters as a favorite pet.

Oakley works at a factory that packs products in two
different size boxes. Each small box holds 2.5 ft' of
products. Each large box holds 7.5 ft?
of products.



Answers

ok first you need to add e and 4 and get 95 out of haha


What would be the total cost of software F
over time?

Answers

10,500 I think? Sorry if it’s not right, I’ll give an explanation if needed :)

The total cost of software F over time is $5000.

What is a satisfaction rate?

For questions involving Customer Satisfaction Score, "Satisfaction Rate" is computed. It's calculated to provide you with an overall satisfaction rating of your respondents' responses to your goods and services.

Cost of Software F = $10000

Satisfaction rate with Software F = 90%

Cost of satisfaction level = $0

Cost of dissatisfaction level = $5000

Percentage of not satisfied = 10%

The total cost of Software F over time is :

= {($10000 x 90% - $0) + ($10000 x 10% - $5000)}.

= $5000

Therefore, cost of software F over time is $5000.

Learn more about the satisfaction rate : https://brainly.com/question/25940131

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help me with the question in the image please help me out :)

Answers

Step-by-step explanation:

(7 + x) / 3 = 2x - 5

7 + x = 3(2x - 5) (multiply 3 on both sides)

7 + x = 6x - 15 (distributive property)

5x = 22 (arrange like terms)

x = 4.4 (divide 5 on both sides)

Enter an inequality that represents the graph in the box. Please help!!

Answers

Answer:y > −3x + 6. (I know I put just a sign in my answer, I didn't get it lol.)

2x + 7 = 19
X=?
Which one is the answer

Answers

Answer:

x=6

Step-by-step explanation:

first you subtract 7 and 7 and you also have to subtract 7 and 19 and the answer will be 12 then you divide 2 and 2 to make it only x so if you divide 2 and 2 you also have to divide the 12 so 12 divided by 2 equal 6 so the x is equal to 6

Hey, here are all the problems. Im not sure how to do this and my teacher isnt giving me much time. Help would be apricated

(9x + 5) - (-8x - 11)
(-5x - 7) + (-2x + 6)
(-x - 9) - (5x + 4)
(3x - 4) - (x - 7)
(7x + 4) - (5x + 5)
(2x - 3) + (7x + 11)
(-4x - 5) + 2(3x - 4)
2(6x - 7) - (2x + 3)
(5x + 4) - (5x + 12)

Answers

Answer:

17x + 16

-7x - 1

-6x - 13

2x + 3

2x - 1

9x + 8

2x - 13

10x - 11

- 8

Step-by-step explanation:

Did this all in my head so apologies if its incorrect! Mostly just collecting like terms and distributive property.

Consider the expression: 7+4(n 3)
1) Which math word would NOT be used to describe the given
expression?
A)
divisor
B)
difference
subtract
D) product

Answers

B. Subtract!!

Can you mark me BRAINLEST

answers for both boxes please ​

Answers

Answer:

3,0

Step-by-step explanation:

x+3=-6+4x

helppp asap pleaseee

Answers

Answer:

x=3

Step-by-step explanation:

Answer:

3 hope this helps and brainly makes me write an answer with 20 letters so im just typing random stuff

I don't understand, help.​

Answers

9514 1404 393

Answer:

x = 20°y = 70°

Step-by-step explanation:

The hash marks indicate that the lower triangle is isosceles. That means its base angles are equal. The external angle marked 40° will be the sum of those two equal angles, so ...

  x + x = 40°

  x = 20°.

x is one of the two acute angles in the right triangle. The other is y, which is the complement of x.

  y = 90° -x = 90° -20°

  y = 70°

_____

Additional comments

The angle marked 40° is one of a "linear pair". The other angle in that pair is the obtuse angle in the lower triangle. Its measure is 180°-40° = 140°. The two base angles of that isosceles triangle are both x°, so you have ...

  x° +x°+140° = 180°

  2x° = 180° -140° = 40°

That is, the sum of the two angles will be equal to the external angle marked 40°. The relevant theorem says "an exterior angle is equal to the sum of the remote interior angles." Remembering this is a useful shortcut, so you don't have to find the third interior angle, which is 140° in this case.

Lucky is making bread. Lucky took 4 hours to knead the dough. The dough was made up of 8 kilograms of flour. How long will it take Lucky to knead 40 kilograms of flour?

Answers

Answer: 20 hours

In 1 hour it would make 2 kilograms so 40/2 is 20

Answer: 20 hours

Step-by-step explanation:

Multiply the 4 hours and 8 kg by 5 individually and you’ll get 40kg and 20 hours

Caitlin earns $7.00 an hour doing yard work for her neighbor. She worked 3 hours Friday, 4 hours Saturday, and more hours Sunday. She earned $77.00 for the weekend. How many hours did she do yard work on Sunday?

Answers

Answer: 4 hours

Step-by-step explanation:

$77.00 divided by $7.00 = 11 hours

11 hours- 3 hours (Friday)- 4 hours (Saturday)= 4 hours on Sunday

A total of 7 hours worked on Fri. and Sat.

Answer:

Caitlin worked 4 hours on Sunday.

Step-by-step explanation:

The answer is 4 hours because 7.00 multiplied by 7 (Because 3 + 4 = 7) is 49.00 and 77.00 minus 49.00 = 28.00 and since 1 hour = 7.00 and 7.00 multiplied by 4 is 28.00 then the answer must be 4 hours.

P.S Can I have brainliest?

What is the surface area of this shape?​

Answers

The answer is 67

Add all the sides up and you get 67

The nth term of a sequence is n-4
a) Work out the first three terms of the sequence.
b) Work out the tenth term of the sequence.

Answers

Step-by-step explanation:

a) 1st term: 1-4= -3

2nd term: 2-4= -2

3rd term: 3-4= -1

b) FORMULA: a1 (n-1) d

a1 (first term): -3

d (difference): 1

-3 (n-1) 1

-3-1n-1= -1n-4

hope it helps! please make me brainliest..

Thank you! have a good day ahead ☺️

Write these in order, smallest first 0.34 1/3 3.5%

Answers

Answer:

1/3,0.34,3.5%

Step-by-step explanation:

Answer:

3.5, 1/3, 0.34

Step-by-step explanation:

3.5 as a fraction is 7/2 and 0.34 as a fraction is 7/20

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