4(2a+1)-7(a+2)=12

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Solution for 4(2a+1)-7(a+2)=12 equation: 



4(2a+1)-7(a+2)=12

We move all terms to the left:

4(2a+1)-7(a+2)-(12)=0

We multiply parentheses

8a-7a+4-14-12=0

We add all the numbers together, and all the variables

a-22=0

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

a=22

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