7/9z-8=4

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Solution for 7/9z-8=4 equation:



7/9z-8=4
We move all terms to the left:
7/9z-8-(4)=0
Domain of the equation: 9z!=0
z!=0/9
z!=0
z∈R
We add all the numbers together, and all the variables
7/9z-12=0
We multiply all the terms by the denominator
-12*9z+7=0
Wy multiply elements
-108z+7=0
We move all terms containing z to the left, all other terms to the right
-108z=-7
z=-7/-108
z=7/108

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