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-6w+42=4(w+3)
We move all terms to the left:
-6w+42-(4(w+3))=0
We calculate terms in parentheses: -(4(w+3)), so:We get rid of parentheses
4(w+3)
We multiply parentheses
4w+12
Back to the equation:
-(4w+12)
-6w-4w-12+42=0
We add all the numbers together, and all the variables
-10w+30=0
We move all terms containing w to the left, all other terms to the right
-10w=-30
w=-30/-10
w=+3
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