1.2=90/x

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Solution for 1.2=90/x equation:



1.2=90/x
We move all terms to the left:
1.2-(90/x)=0
Domain of the equation: x)!=0
x!=0/1
x!=0
x∈R
We add all the numbers together, and all the variables
-(+90/x)+1.2=0
We get rid of parentheses
-90/x+1.2=0
We multiply all the terms by the denominator
(1.2)*x-90=0
We multiply parentheses
1.2x-90=0
We move all terms containing x to the left, all other terms to the right
1.2x=90
x=90/1.2
x=75

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