5/5x-4/5x=90

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Solution for 5/5x-4/5x=90 equation: 



5/5x-4/5x=90

We move all terms to the left:

5/5x-4/5x-(90)=0



Domain of the equation: 5x!=0

x!=0/5

x!=0

x∈R



We multiply all the terms by the denominator


-90*5x+5-4=0

We add all the numbers together, and all the variables

-90*5x+1=0

Wy multiply elements

-450x+1=0

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

-450x=-1

x=-1/-450

x=1/450

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