7x+12=-9(x+2)

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Solution for 7x+12=-9(x+2) equation:



7x+12=-9(x+2)
We move all terms to the left:
7x+12-(-9(x+2))=0
We calculate terms in parentheses: -(-9(x+2)), so:
-9(x+2)
We multiply parentheses
-9x-18
Back to the equation:
-(-9x-18)
We get rid of parentheses
7x+9x+18+12=0
We add all the numbers together, and all the variables
16x+30=0
We move all terms containing x to the left, all other terms to the right
16x=-30
x=-30/16
x=-1+7/8

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