what is 7 1/2 + (-8/9)

Answers

Answer 1

Answer:

i got 6.6? maybe that helps (:

Answer 2

Answer: 623 /18

Step-by-step explanation:


Related Questions

find the distance
(-2, 1) and (4,3)

Answers

Answer:

[tex]2\sqrt{10}[/tex] units

Step-by-step explanation:

The distance formula states that [tex]D(x_{1} ,y_{1})(x_{2},y_{2} )=\sqrt{(x_{2} } -x_{1} )^2+(y_{2}-y_{1} )^2\\[/tex].

We then plug in our points and compute.[tex]\sqrt{(4-(-2))^2+(3-1)^2} =\sqrt{6^2+2^2} =\sqrt{36+4} =\sqrt{40} =\sqrt{2^2*2*5} =2*\sqrt{2*5} =2\sqrt{10}[/tex]

The * represents multiplication.

Determine if 0.71875 is rational or irrational and give a reason for your answer.

Answers

Answer:

Rational number

Step-by-step explanation:

Given

[tex]Digit = 0.71875[/tex]

Required

Determine if it is rational or not

[tex]Digit = 0.71875[/tex]

Convert to fraction

[tex]Digit = \frac{71875}{100000}[/tex]

Divide numerator and denominator by 25

[tex]Digit = \frac{2875}{4000}[/tex]

Divide numerator and denominator by 25

[tex]Digit = \frac{115}{160}[/tex]

Divide numerator and denominator by 5

[tex]Digit = \frac{23}{32}[/tex]

The above is a rational number because it can be expressed as a fraction of two integers

Why can you write a subtraction problem as an addition problem?

Answers

First, keep the first number (known as the minuend). Second, change the operation from subtraction to addition. Third, get the opposite sign of the second number (known as the subtrahend) Finally, proceed with the regular addition of integers. Proceed with the regular addition of the integers.

⊗ Note that you will eventually add integers. So for your convenience, here’s the quick summary of the rules on how to add integers.

Adding two integers having the same sign  Add their absolute values then keep the common sign. Adding two integers with different signs

Subtract their absolute values (larger absolute value minus smaller absolute value) then take the sign of the number with the larger absolute value.

You'll need to transform the problem from subtraction to addition. To do that, we keep the first number which is –13 , change the operation from subtraction to addition, then switch the sign of + 4 to –4. The final step is to proceed with regular addition. Add their absolute values. Then we determine the sign of the final answer. Since we are adding integers with the same sign, we will keep the common sign which in this case is negative. Just like before, convert a subtraction problem to an addition problem. Positive 9 remains, switch the operation from “minus” to “plus” then get the opposite sign of the subtrahend (second number) from negative to positive.

Now, let’s add them. We are adding two positive integers so we expect the answer to be positive as well because the common sign is positive. I hope you are already getting the hang of it. Let’s make this an addition of integers problem first then proceed with regular addition of integers with different signs.

So we subtract their absolute values first then get the sign of the number with larger absolute value.

Subtracting the absolute values, we have 24 minus 19 which gives us +5. But the final answer is – 5 because the sign comes from –24.

what's the least common denominator for 4 and 7

Answers

Answer: Lcm for 4 and 7 is 28!

Step-by-step explanation:

Answer:

The answer is 28

Step-by-step explanation:

The following would be 57 but the lowest number is 28

I hope this helps you :)

Water flows through a pipe at a rate of 89 cups per second. Express this rate of flow in gallons per hour.

Answers

Answer: 20025 gallons per hour
89 times 60= 5340 cups in one minute
5340 times 60= 320,400 cups in one hour
Convert 320,400 cups into gallons and you will get 20025.
Not positive if this is correct but it’s better than nothing lol.

Help pleaseee quick quick

Answers

Answer:

+ 2

Step-by-step explanation:

Given

(4x + 3)(2x - 1) ← expand factors using FOIL

= 8x² - 4x + 6x - 3 ← collect like terms

= 8x² + 2x - 3

With coefficient of x- term = + 2


Evaluate 2(4 - 1)2
O A. 18
O B. 36
O C. 30
O D. 60

Answers

Answer:

A. 18

Step-by-step explanation:

[tex] \huge \: 2(4 - 1)^{2} \\ \\ \huge= 2(3)^{2} \\ \\ \huge = 2 \times 9 \\ \\ \huge = 18 \\ [/tex]

what is -16.6 repeating times 2

Answers

Answer:-16.6 x 2 = -33.2

Step-by-step explanation:

Plz give brainliest

what does x equal in this equation? 6-3+x=12

Answers

Answer:

x=9

Step-by-step explanation:

you will choose any number and place it in x. in that case I used 9. You'll then use bodmas to do the sum. and you'll get the answer.hope it helps

Answer:

9

Step-by-step explanation:

6-3+x=12

3+x=12

x=12-3

x=9

Find the Unit Rate. 7 Dollars per 3 Apples. Round to the nearest hundredth.

Answers

Answer:

2.3

Step-by-step explanation:

[tex]\frac{Dollars}{Apples}[/tex]

When we find Unit Rate we divide the biggest number to the smallest number

[tex]\frac{7}{3}[/tex] = 2.3

Hope this helped!

An amount of $1,000.00 is deposited in an account with an annual interest rate of 5%,
compounded annually. What is the balance after 3 years?
A. $1,050.00
B. $1,157.63
C. $1,159.69
D. $1,161.83

Answers

The answer is most likely A

what expression is correct?​

Answers

Answer: Oliver is correct

Step-by-step explanation:*mine doesn’t have the line and stuff to show u how to explain it*

Lexi made a cake for her mother's birthday. She started making the cake batter at 3:55 P.M. It took 35 minutes to make the batter. Then, the cake baked in the oven for 1 hour and 5 minutes. What time did the cake come out of the oven?

Answers

Answer:

the cake came out the oven at 4:00

Step-by-step explanation:

3:55 plus 35 minutes would be 4:30 plus 1hr and 5 minutes would mean it came out of the oven at 5:35

What is 396,500,000 in scientific form?

Answers

Answer:

3.97 x 10⁸

Step-by-step explanation:

if you rotate the coordinates (-3 2) on a coordinate plane 180 degrees what would the new coordinates be?

Answers

Answer:

(3,-2)

Step-by-step explanation:

the original point is in quadrant II (negative x, positive Y). a 180 degree rotation sends the point to quadrant IV (positive x, negative y)

9. Compare 5.3 and 27.

Answers

Answer:

5.3 <27

Step-by-step explanation:

5.3 is not 53 it is 5.3 and 5 is less than 27 and so is 3

24 quarts of oil at $1.79 per quart

Answers

Answer:

It would be $42.96.

Step-by-step explanation:

Answer:

$42.96

Step-by-step explanation:

24 multiplied by 1.79 equals 42.96

Brainliest pls? Hope it helps :)

have a good day/night

needa know which one is irrational

Answers

Answer:

√2

Step-by-step explanation:

For a number to be "irrational", you cannot turn it into a fraction.

2 = 2/1

√4 = 2/1

2^2=4/1

√2 = 1.41421356237

See which one is not a fraction?

That would be your answer because it is irrational

WHERE ARE THE MATH EXPERTS!!!
WILL GIVE ABSOLUTE BRANLIEST!!! JUST COME TO AT LEAST LOOK!!!!! WILLL ALWAY BE GREATFUL!!!!!!COME HELPPPPP


6. You are cleaning out your aunt’s basement and you find an IBM PC 5150, in its original box, with all its parts, and in working order! Your aunt says that you are welcome to take it with you, since she forgot she even had it. Using the depreciation function, what is the PC 5150 worth this year? Does this seem like a reasonable amount? Explain.

Answers

Answer:

The PC 5150 is sold anywhere from $50 - $500 I believe it is a reasonable price since it is an old item and does not work as well as the newer and better ones.

Hope this helped : )

Write a unit rate that compares the quantities. 16 skiers on 4 boats.

Answers

Answer:

4 over 1

4:1

4/1

Step-by-step explanation:

divide 16 by 4, which gets you 4.

and also divide 4 and 1, which gets you 1

(a)
Part A
Is 64 = (-8) positive or negative?
A positive
B negative


(b)
Part B
What is the value of the expression - 48 : (-4)?

Thanks!!

Answers

Part a) is b part b) is b to

Which of the following are true statements about David Hilbert?

He invented the point.
He was a German mathematician.
He developed Hilbert's axioms.
He wrote a biography on Euclid.
Hilbert's improvements to geometry are still used in textbooks today.

Answers

Answer:

He invented the point.

A number decreased by 33 is the same as 51 minus 5 times the number.
The equation is

Answers

Your answer is [tex]x-33=51-5*x[/tex].

A number --> x

Decreased by 33 --> -33

Is the same as 51 --> =51

Minus 5 --> -5

Times --> *

The number --> x

All together it is x-33=51-5*x.

12 times the difference of a number r and 7, how would you write this as a equation?

Answers

12(r-7) would be the answer
12xR-7= you just write it in order it tells you so 12 then times which is multiplication then the difference which is subtraction r and 7.

3x-9 = 5x+3
This would help a lot thxs

Answers

X=-6
First thing to do is get the x one side then get rid of the number next to it to get x by itself lastly divide

The triangle shown will be rotated 90° clockwise about the origin. What are the new coordinates of point B? A) (2, -4) B) (2, 4) C) (4, -2) D) (-4, -2)

Answers

Step-by-step explanation:

Hey there!

Your required answer is option B.

Reason: The coordinates of B is (2,4).

The formula for rotating the coordinates 90° clockwise is; (x,y)------(y,-x).

So, using this formula we get;

Answer; (4,-2).

Hope it helps...

The new coordinates of point B are (4,-2). So, option C is correct.

Important information:

The graph of the triangle ABC is given.The triangle will be rotated 90° clockwise about the origin.Rotation:

From the given graph, it is clear that the coordinates of point B are (2,4).

If a figure is rotated 90° clockwise about the origin, then

[tex](x,y)\to (y,-x)[/tex]

Using the above rule, we get

[tex]B(2,4)\to B'(4,-2)[/tex]

Therefore, the option C is correct.

Find out more about 'Rotation' here:

https://brainly.com/question/1091691

The attendance for the basketball game was estimated to be 15,000 people but 12,500
people attended. What was the percent error?

Answers

15,000-12,500 = 2,500
2,500/15,000 = 0.16666667
Round to percent = 16.67%
16.67% is the ANSWER

what is the greatest common factor of 24 and 54?​

Answers

Answer:

The GCF is 6

Step-by-step explanation:

Please solve this math worksheet

Answers

So draw a PI chart based on the data

Which of the following is an example of a nonterminating nonrepeating decimal

Answers

Answer:

The answer is D.

Step-by-step explanation:

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