5x-42=-87

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Solution for 5x-42=-87 equation: 



5x-42=-87

We move all terms to the left:

5x-42-(-87)=0

We add all the numbers together, and all the variables

5x+45=0

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

5x=-45

x=-45/5

x=-9

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