8u=7u-3

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Solution for 8u=7u-3 equation: 



8u=7u-3

We move all terms to the left:

8u-(7u-3)=0

We get rid of parentheses

8u-7u+3=0

We add all the numbers together, and all the variables

u+3=0

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

u=-3

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