(42-x)/x=0.05

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Solution for (42-x)/x=0.05 equation:



(42-x)/x=0.05
We move all terms to the left:
(42-x)/x-(0.05)=0
Domain of the equation: x!=0
x∈R
We add all the numbers together, and all the variables
(-1x+42)/x-(0.05)=0
We add all the numbers together, and all the variables
(-1x+42)/x-0.05=0
We multiply all the terms by the denominator
(-1x+42)-(0.05)*x=0
We multiply parentheses
(-1x+42)-0.05x=0
We get rid of parentheses
-1x-0.05x+42=0
We add all the numbers together, and all the variables
-1.05x+42=0
We move all terms containing x to the left, all other terms to the right
-1.05x=-42
x=-42/-1.05
x=+40

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