z/2+4=9z/2

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Solution for z/2+4=9z/2 equation: 



z/2+4=9z/2

We move all terms to the left:

z/2+4-(9z/2)=0

We add all the numbers together, and all the variables

z/2-(+9z/2)+4=0

We get rid of parentheses

z/2-9z/2+4=0

We multiply all the terms by the denominator


z-9z+4*2=0

We add all the numbers together, and all the variables

-8z+8=0

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

-8z=-8

z=-8/-8

z=1

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