X-number
8x-20=15+x (subtract x)
7x-20=15 (then add 20)
7x=35 (then divide by 7)
I think you've got it from now, if not, just do 35 divided by 7. But go over the steps, so that you know how to do these types of questions.
Answer:
6.48%
Step-by-step explanation:
t - c = b
t = 31.93
c = 29.99
b = 31.93 - 29.99
b = 6.48%
We need a combination of coins that equal 65 cents.
The easiest one is 13 nickels.
Another combination is 6 dimes and 1 nickel.
A third is 2 quarters, 1 dime, and 1 nickel.
The list goes on.
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hope it helps
The answer is m=5 and m=-2. There is no extraneous solution for this equation.
area 4 ft
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