3(u-7)=-13

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Solution for 3(u-7)=-13 equation: 



3(u-7)=-13

We move all terms to the left:

3(u-7)-(-13)=0

We add all the numbers together, and all the variables

3(u-7)+13=0

We multiply parentheses

3u-21+13=0

We add all the numbers together, and all the variables

3u-8=0

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

3u=8

u=8/3

u=2+2/3

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