-7u+8+8=-8-4u

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Solution for -7u+8+8=-8-4u equation: 



-7u+8+8=-8-4u

We move all terms to the left:

-7u+8+8-(-8-4u)=0

We add all the numbers together, and all the variables

-7u-(-4u-8)+8+8=0

We add all the numbers together, and all the variables

-7u-(-4u-8)+16=0

We get rid of parentheses

-7u+4u+8+16=0

We add all the numbers together, and all the variables

-3u+24=0

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

-3u=-24

u=-24/-3

u=+8

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