7x-(4x-3)-15=100+12

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Solution for 7x-(4x-3)-15=100+12 equation: 



7x-(4x-3)-15=100+12

We move all terms to the left:

7x-(4x-3)-15-(100+12)=0

We add all the numbers together, and all the variables

7x-(4x-3)-15-112=0

We add all the numbers together, and all the variables

7x-(4x-3)-127=0

We get rid of parentheses

7x-4x+3-127=0

We add all the numbers together, and all the variables

3x-124=0

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

3x=124

x=124/3

x=41+1/3

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