2-3(2w+)=7w-3(7+w)

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Solution for 2-3(2w+)=7w-3(7+w) equation:



2-3(2w+)=7w-3(7+w)
We move all terms to the left:
2-3(2w+)-(7w-3(7+w))=0
We add all the numbers together, and all the variables
-3(+2w)-(7w-3(w+7))+2=0
We multiply parentheses
-6w-(7w-3(w+7))+2=0
We calculate terms in parentheses: -(7w-3(w+7)), so:
7w-3(w+7)
We multiply parentheses
7w-3w-21
We add all the numbers together, and all the variables
4w-21
Back to the equation:
-(4w-21)
We get rid of parentheses
-6w-4w+21+2=0
We add all the numbers together, and all the variables
-10w+23=0
We move all terms containing w to the left, all other terms to the right
-10w=-23
w=-23/-10
w=2+3/10

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