-4=u/4-7

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Solution for -4=u/4-7 equation:



-4=u/4-7
We move all terms to the left:
-4-(u/4-7)=0
We get rid of parentheses
-u/4+7-4=0
We multiply all the terms by the denominator
-u+7*4-4*4=0
We add all the numbers together, and all the variables
-1u+12=0
We move all terms containing u to the left, all other terms to the right
-u=-12
u=-12/-1
u=+12

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