4x+142=-x+102

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Solution for 4x+142=-x+102 equation: 



4x+142=-x+102

We move all terms to the left:

4x+142-(-x+102)=0

We add all the numbers together, and all the variables

4x-(-1x+102)+142=0

We get rid of parentheses

4x+1x-102+142=0

We add all the numbers together, and all the variables

5x+40=0

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

5x=-40

x=-40/5

x=-8

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