3(2x+5)=12+7x

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Solution for 3(2x+5)=12+7x equation: 



3(2x+5)=12+7x

We move all terms to the left:

3(2x+5)-(12+7x)=0

We add all the numbers together, and all the variables

3(2x+5)-(7x+12)=0

We multiply parentheses

6x-(7x+12)+15=0

We get rid of parentheses

6x-7x-12+15=0

We add all the numbers together, and all the variables

-1x+3=0

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

-x=-3

x=-3/-1

x=+3

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