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2w+2(2w-21.75)=130.5
We move all terms to the left:
2w+2(2w-21.75)-(130.5)=0
We add all the numbers together, and all the variables
2w+2(2w-21.75)-130.5=0
We multiply parentheses
2w+4w-43.5-130.5=0
We add all the numbers together, and all the variables
6w-174=0
We move all terms containing w to the left, all other terms to the right
6w=174
w=174/6
w=29
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