4(a+7)+12=0

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Solution for 4(a+7)+12=0 equation: 



4(a+7)+12=0

We multiply parentheses

4a+28+12=0

We add all the numbers together, and all the variables

4a+40=0

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

4a=-40

a=-40/4

a=-10

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