7(2a+4)=112

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Solution for 7(2a+4)=112 equation: 



7(2a+4)=112

We move all terms to the left:

7(2a+4)-(112)=0

We multiply parentheses

14a+28-112=0

We add all the numbers together, and all the variables

14a-84=0

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

14a=84

a=84/14

a=6

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