42-2x=-66-8x

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Solution for 42-2x=-66-8x equation: 



42-2x=-66-8x

We move all terms to the left:

42-2x-(-66-8x)=0

We add all the numbers together, and all the variables

-2x-(-8x-66)+42=0

We get rid of parentheses

-2x+8x+66+42=0

We add all the numbers together, and all the variables

6x+108=0

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

6x=-108

x=-108/6

x=-18

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