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-8/z-4=-7
We move all terms to the left:
-8/z-4-(-7)=0
Domain of the equation: z!=0We add all the numbers together, and all the variables
z∈R
-8/z+3=0
We multiply all the terms by the denominator
3*z-8=0
We add all the numbers together, and all the variables
3z-8=0
We move all terms containing z to the left, all other terms to the right
3z=8
z=8/3
z=2+2/3
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