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8x+3=9(x+2)
We move all terms to the left:
8x+3-(9(x+2))=0
We calculate terms in parentheses: -(9(x+2)), so:We get rid of parentheses
9(x+2)
We multiply parentheses
9x+18
Back to the equation:
-(9x+18)
8x-9x-18+3=0
We add all the numbers together, and all the variables
-1x-15=0
We move all terms containing x to the left, all other terms to the right
-x=15
x=15/-1
x=-15
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