20=7(w+2)-5w

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Solution for 20=7(w+2)-5w equation:



20=7(w+2)-5w
We move all terms to the left:
20-(7(w+2)-5w)=0
We calculate terms in parentheses: -(7(w+2)-5w), so:
7(w+2)-5w
We add all the numbers together, and all the variables
-5w+7(w+2)
We multiply parentheses
-5w+7w+14
We add all the numbers together, and all the variables
2w+14
Back to the equation:
-(2w+14)
We get rid of parentheses
-2w-14+20=0
We add all the numbers together, and all the variables
-2w+6=0
We move all terms containing w to the left, all other terms to the right
-2w=-6
w=-6/-2
w=+3

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