7-(3x+4)=15

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Solution for 7-(3x+4)=15 equation: 



7-(3x+4)=15

We move all terms to the left:

7-(3x+4)-(15)=0

We add all the numbers together, and all the variables

-(3x+4)-8=0

We get rid of parentheses

-3x-4-8=0

We add all the numbers together, and all the variables

-3x-12=0

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

-3x=12

x=12/-3

x=-4

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