7(x)=12+3(x)

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Solution for 7(x)=12+3(x) equation: 



7(x)=12+3(x)

We move all terms to the left:

7(x)-(12+3(x))=0

We add all the numbers together, and all the variables

7x-(3x+12)=0

We get rid of parentheses

7x-3x-12=0

We add all the numbers together, and all the variables

4x-12=0

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

4x=12

x=12/4

x=3

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