120/x+50=90

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Solution for 120/x+50=90 equation:



120/x+50=90
We move all terms to the left:
120/x+50-(90)=0
Domain of the equation: x!=0
x∈R
We add all the numbers together, and all the variables
120/x-40=0
We multiply all the terms by the denominator
-40*x+120=0
We add all the numbers together, and all the variables
-40x+120=0
We move all terms containing x to the left, all other terms to the right
-40x=-120
x=-120/-40
x=+3

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