8+7u=43

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Solution for 8+7u=43 equation: 



8+7u=43

We move all terms to the left:

8+7u-(43)=0

We add all the numbers together, and all the variables

7u-35=0

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

7u=35

u=35/7

u=5

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