-31=-7x+5(x-3)

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Solution for -31=-7x+5(x-3) equation:



-31=-7x+5(x-3)
We move all terms to the left:
-31-(-7x+5(x-3))=0
We calculate terms in parentheses: -(-7x+5(x-3)), so:
-7x+5(x-3)
We multiply parentheses
-7x+5x-15
We add all the numbers together, and all the variables
-2x-15
Back to the equation:
-(-2x-15)
We get rid of parentheses
2x+15-31=0
We add all the numbers together, and all the variables
2x-16=0
We move all terms containing x to the left, all other terms to the right
2x=16
x=16/2
x=8

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