3u+37=7u-43

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Solution for 3u+37=7u-43 equation: 



3u+37=7u-43

We move all terms to the left:

3u+37-(7u-43)=0

We get rid of parentheses

3u-7u+43+37=0

We add all the numbers together, and all the variables

-4u+80=0

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

-4u=-80

u=-80/-4

u=+20

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