7(u+3)=2u-14

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Solution for 7(u+3)=2u-14 equation: 



7(u+3)=2u-14

We move all terms to the left:

7(u+3)-(2u-14)=0

We multiply parentheses

7u-(2u-14)+21=0

We get rid of parentheses

7u-2u+14+21=0

We add all the numbers together, and all the variables

5u+35=0

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

5u=-35

u=-35/5

u=-7

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