3u+22=2u-7u

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Solution for 3u+22=2u-7u equation: 



3u+22=2u-7u

We move all terms to the left:

3u+22-(2u-7u)=0

We add all the numbers together, and all the variables

3u-(-5u)+22=0

We get rid of parentheses

3u+5u+22=0

We add all the numbers together, and all the variables

8u+22=0

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

8u=-22

u=-22/8

u=-2+3/4

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