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alex41 [277]
3 years ago
6

After a power failure, the temperature in a freezer increased at an average rate of 2.5 °F per hour. The total increase was 7.5

°F. Write and solve an equation to find the number of hours until the power was restored.
Mathematics
1 answer:
makvit [3.9K]3 years ago
6 0
YOU CAN WRITE AN EQUATION OF 7.5 Divide 2.5 = any letter
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Twice the sum of five and x is eight less than x
Anna007 [38]
We need to express this statement into a equation:

First of all. We will walk through the statement step by step into a mathematical language, so:

1. The sum of five and x:

x + 5

2. Twice the sum of five and x:

2(x + 5)

3. Eight less than x:

(x-8)

     Finally the whole statement is:

4. <span>Twice the sum of five and x is eight less than x:
</span>
2(x + 5) = (x-8)
2x + 10 = x - 8
x = -18


4 0
3 years ago
If George bought 2 cookies for the price of $1, and he had $5, how much does he have now?
Lena [83]

Answer:

4 dollars

Step-by-step explanation:

5 minus 1 equals 4

6 0
4 years ago
Cheryl purchased a pool for $8,960 using a six-month deferred payment plan with an interest rate of 27.35%. She did not make any
kotykmax [81]
First find the amount at the end of the deferment period using the formula of the future value of a compound interest
A=8,960×(1+0.2735÷12)^(6)
A=10,257.25

Use the amount we found as the present value to find the monthly payment by using the formula of the present value of an annuity ordinary to get
PMT=10,257.25÷((1−(1+0.2735
÷12)^(−12×6))÷(0.2735÷12))
=291.27 ....Answer
4 0
3 years ago
What is the area of the playground shown? The edges of the playground meet at right angles, except for the edge whose length is
Dennis_Churaev [7]

Answer:

520,000

Step-by-step explanation:

1400 x 200 = 280000

(400 + 800) x 400 /2 = 240000

240000 + 280000 = 520000

3 0
3 years ago
What's the distance between (-5,-6) and (4,2)
Andreyy89
The negitives are far from the 0 so its less than the non negitives

5 0
3 years ago
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