90/a=18

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Solution for 90/a=18 equation: 



90/a=18

We move all terms to the left:

90/a-(18)=0



Domain of the equation: a!=0

a∈R



We multiply all the terms by the denominator


-18*a+90=0

We add all the numbers together, and all the variables

-18a+90=0

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

-18a=-90

a=-90/-18

a=+5

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