4w-7+4w-7=90

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Solution for 4w-7+4w-7=90 equation: 



4w-7+4w-7=90

We move all terms to the left:

4w-7+4w-7-(90)=0

We add all the numbers together, and all the variables

8w-104=0

We move all terms containing w to the left, all other terms to the right

8w=104

w=104/8

w=13

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