Which expression is equivalent to 72 + 45?
a. 8(9 + 5)
b. 9(8 + 5)
c. 9(8 + 45)
d. 10(62 + 35)

B, you add the inside which give you 13, then you multiply 13 and 9 to get 117.

Step-by-step explanation:

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step-by-step explanation:

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step-by-step explanation:

a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 2 times the age of the child?

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this needs to be the answer format, or else your answer is incomplete.

if the number of years is x, then the equation is

in __ years