7(3-u)+u=5-26

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Solution for 7(3-u)+u=5-26 equation: 



7(3-u)+u=5-26

We move all terms to the left:

7(3-u)+u-(5-26)=0

We add all the numbers together, and all the variables

7(-1u+3)+u-(-21)=0

We add all the numbers together, and all the variables

u+7(-1u+3)+21=0

We multiply parentheses

u-7u+21+21=0

We add all the numbers together, and all the variables

-6u+42=0

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

-6u=-42

u=-42/-6

u=+7

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