3x-(60-x)=120

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Solution for 3x-(60-x)=120 equation: 



3x-(60-x)=120

We move all terms to the left:

3x-(60-x)-(120)=0

We add all the numbers together, and all the variables

3x-(-1x+60)-120=0

We get rid of parentheses

3x+1x-60-120=0

We add all the numbers together, and all the variables

4x-180=0

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

4x=180

x=180/4

x=45

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