-1+5w=7w-9

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Solution for -1+5w=7w-9 equation: 



-1+5w=7w-9

We move all terms to the left:

-1+5w-(7w-9)=0

We get rid of parentheses

5w-7w+9-1=0

We add all the numbers together, and all the variables

-2w+8=0

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

-2w=-8

w=-8/-2

w=+4

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