7w+8=9w+2

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Solution for 7w+8=9w+2 equation: 



7w+8=9w+2

We move all terms to the left:

7w+8-(9w+2)=0

We get rid of parentheses

7w-9w-2+8=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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