8(1+a)=72

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Solution for 8(1+a)=72 equation: 



8(1+a)=72

We move all terms to the left:

8(1+a)-(72)=0

We add all the numbers together, and all the variables

8(a+1)-72=0

We multiply parentheses

8a+8-72=0

We add all the numbers together, and all the variables

8a-64=0

We move all terms containing a to the left, all other terms to the right

8a=64

a=64/8

a=8

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