45/d=15/3

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Solution for 45/d=15/3 equation:



45/d=15/3
We move all terms to the left:
45/d-(15/3)=0
Domain of the equation: d!=0
d∈R
We add all the numbers together, and all the variables
45/d-5=0
We multiply all the terms by the denominator
-5*d+45=0
We add all the numbers together, and all the variables
-5d+45=0
We move all terms containing d to the left, all other terms to the right
-5d=-45
d=-45/-5
d=+9

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