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xeze [42]
3 years ago
8

- 4A-8B. [A=3, B = -1

Mathematics
1 answer:
Bad White [126]3 years ago
7 0

Answer:

-20

Step-by-step explanation:

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Money market accounts of $800 earns 3.0% interest compounded quarterly what is the equation
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Chuck is having carpet installed in a small office. It will cost $75.00 for a room that measures 6ft X 5ft. At this rate, how mu
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3 0
3 years ago
A charity sent out 700 fundraising letters and received 210 contributions in response. What was the percent of response?
Pavlova-9 [17]
To find the answer, you have to make a proportion. 210 out of 700, or 210/700 is equal to x/100. So, 210/700=x/100. Then to solve the proportion, you must cross multiply. 210 times 100 is 21,000. Then, you must divide 21,000 by 700, which is 30. The 30 represents 30/100, which is 30%
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8 0
3 years ago
Read 2 more answers
ABC has side lenths 20, 24, and 31. Do the side lenghts form a Pythagorean triple?
Brut [27]
No they don't.
Phythagorean triple is when the sum of the squares of two numbers is equal to the square of another number.

20^2 + 24^2 = 400 + 576 = 976
31^2 = 961

20^2 + 24^2 should have been equal to 31^2 but that's not the case. So, the side's length don't form a triple.

Hope it helped!
4 0
3 years ago
What is the area of a trapezoid if the base is 5, 17, 7 and height is 4
posledela
The area of the trapezoid would be 48
5 0
3 years ago
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