u/4-1.4=-7.8

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Solution for u/4-1.4=-7.8 equation: 



u/4-1.4=-7.8

We move all terms to the left:

u/4-1.4-(-7.8)=0

We add all the numbers together, and all the variables

u/4+6.4=0

We multiply all the terms by the denominator


u+(6.4)*4=0

We add all the numbers together, and all the variables

u+25.6=0

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

u=-25.6

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