-3=-4/5z

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Solution for -3=-4/5z equation: 



-3=-4/5z

We move all terms to the left:

-3-(-4/5z)=0



Domain of the equation: 5z)!=0

z!=0/1

z!=0

z∈R



We get rid of parentheses

4/5z-3=0

We multiply all the terms by the denominator


-3*5z+4=0

Wy multiply elements

-15z+4=0

We move all terms containing z to the left, all other terms to the right

-15z=-4

z=-4/-15

z=4/15

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