6z-1=5z*9,z

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Solution for 6z-1=5z*9,z equation: 



6z-1=5z*9.z

We move all terms to the left:

6z-1-(5z*9.z)=0

We add all the numbers together, and all the variables

6z-(+5z*9.z)-1=0

We get rid of parentheses

6z-5z*9.z-1=0

Wy multiply elements

-45z^2+6z-1=0

a = -45; b = 6; c = -1;
Δ = b2-4ac
Δ = 62-4·(-45)·(-1)
Δ = -144
Delta is less than zero, so there is no solution for the equation

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