4/5u-3/5u+8=15

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Solution for 4/5u-3/5u+8=15 equation: 



4/5u-3/5u+8=15

We move all terms to the left:

4/5u-3/5u+8-(15)=0



Domain of the equation: 5u!=0

u!=0/5

u!=0

u∈R



We add all the numbers together, and all the variables

4/5u-3/5u-7=0

We multiply all the terms by the denominator


-7*5u+4-3=0

We add all the numbers together, and all the variables

-7*5u+1=0

Wy multiply elements

-35u+1=0

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

-35u=-1

u=-1/-35

u=1/35

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