8=4z-9

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Solution for 8=4z-9 equation: 



8=4z-9

We move all terms to the left:

8-(4z-9)=0

We get rid of parentheses

-4z+9+8=0

We add all the numbers together, and all the variables

-4z+17=0

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

-4z=-17

z=-17/-4

z=4+1/4

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