-43=7-5u

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Solution for -43=7-5u equation: 



-43=7-5u

We move all terms to the left:

-43-(7-5u)=0

We add all the numbers together, and all the variables

-(-5u+7)-43=0

We get rid of parentheses

5u-7-43=0

We add all the numbers together, and all the variables

5u-50=0

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

5u=50

u=50/5

u=10

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