3=-5+7w-9w

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Solution for 3=-5+7w-9w equation: 



3=-5+7w-9w

We move all terms to the left:

3-(-5+7w-9w)=0

We add all the numbers together, and all the variables

-(-2w-5)+3=0

We get rid of parentheses

2w+5+3=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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