72/m-72/m+0.9=4

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Solution for 72/m-72/m+0.9=4 equation:



72/m-72/m+0.9=4
We move all terms to the left:
72/m-72/m+0.9-(4)=0
Domain of the equation: m!=0
m∈R
We add all the numbers together, and all the variables
72/m-72/m-3.1=0
We multiply all the terms by the denominator
-(3.1)*m+72-72=0
We add all the numbers together, and all the variables
-(3.1)*m=0
We multiply parentheses
-3.1m=0
m=0/-3.1
m=0

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