4=-15/z

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Solution for 4=-15/z equation:



4=-15/z
We move all terms to the left:
4-(-15/z)=0
Domain of the equation: z)!=0
z!=0/1
z!=0
z∈R
We get rid of parentheses
15/z+4=0
We multiply all the terms by the denominator
4*z+15=0
We add all the numbers together, and all the variables
4z+15=0
We move all terms containing z to the left, all other terms to the right
4z=-15
z=-15/4
z=-3+3/4

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