2x+3(x+7)=12x+3

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Solution for 2x+3(x+7)=12x+3 equation: 



2x+3(x+7)=12x+3

We move all terms to the left:

2x+3(x+7)-(12x+3)=0

We multiply parentheses

2x+3x-(12x+3)+21=0

We get rid of parentheses

2x+3x-12x-3+21=0

We add all the numbers together, and all the variables

-7x+18=0

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

-7x=-18

x=-18/-7

x=2+4/7

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