4/5x-9=8

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Solution for 4/5x-9=8 equation:



4/5x-9=8
We move all terms to the left:
4/5x-9-(8)=0
Domain of the equation: 5x!=0
x!=0/5
x!=0
x∈R
We add all the numbers together, and all the variables
4/5x-17=0
We multiply all the terms by the denominator
-17*5x+4=0
Wy multiply elements
-85x+4=0
We move all terms containing x to the left, all other terms to the right
-85x=-4
x=-4/-85
x=4/85

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