-42-3x=78+5x

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Solution for -42-3x=78+5x equation:



-42-3x=78+5x
We move all terms to the left:
-42-3x-(78+5x)=0
We add all the numbers together, and all the variables
-3x-(5x+78)-42=0
We get rid of parentheses
-3x-5x-78-42=0
We add all the numbers together, and all the variables
-8x-120=0
We move all terms containing x to the left, all other terms to the right
-8x=120
x=120/-8
x=-15

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