u/4-12=20

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Solution for u/4-12=20 equation:



u/4-12=20
We move all terms to the left:
u/4-12-(20)=0
We add all the numbers together, and all the variables
u/4-32=0
We multiply all the terms by the denominator
u-32*4=0
We add all the numbers together, and all the variables
u-128=0
We move all terms containing u to the left, all other terms to the right
u=128

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