-5x-42=-8x-63

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Solution for -5x-42=-8x-63 equation: 



-5x-42=-8x-63

We move all terms to the left:

-5x-42-(-8x-63)=0

We get rid of parentheses

-5x+8x+63-42=0

We add all the numbers together, and all the variables

3x+21=0

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

3x=-21

x=-21/3

x=-7

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