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

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Solution for (3x+7)-(x+4)=0 equation: 



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

We get rid of parentheses

3x-x+7-4=0

We add all the numbers together, and all the variables

2x+3=0

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

2x=-3

x=-3/2

x=-1+1/2

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