-9x+15=-7(x-3)

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Solution for -9x+15=-7(x-3) equation:



-9x+15=-7(x-3)
We move all terms to the left:
-9x+15-(-7(x-3))=0
We calculate terms in parentheses: -(-7(x-3)), so:
-7(x-3)
We multiply parentheses
-7x+21
Back to the equation:
-(-7x+21)
We get rid of parentheses
-9x+7x-21+15=0
We add all the numbers together, and all the variables
-2x-6=0
We move all terms containing x to the left, all other terms to the right
-2x=6
x=6/-2
x=-3

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