15/x+9=12

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Solution for 15/x+9=12 equation:



15/x+9=12
We move all terms to the left:
15/x+9-(12)=0
Domain of the equation: x!=0
x∈R
We add all the numbers together, and all the variables
15/x-3=0
We multiply all the terms by the denominator
-3*x+15=0
We add all the numbers together, and all the variables
-3x+15=0
We move all terms containing x to the left, all other terms to the right
-3x=-15
x=-15/-3
x=+5

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