12u+7=8u+43

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Solution for 12u+7=8u+43 equation: 



12u+7=8u+43

We move all terms to the left:

12u+7-(8u+43)=0

We get rid of parentheses

12u-8u-43+7=0

We add all the numbers together, and all the variables

4u-36=0

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

4u=36

u=36/4

u=9

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