(2z+1)+(6z-9)=90

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Solution for (2z+1)+(6z-9)=90 equation: 



(2z+1)+(6z-9)=90

We move all terms to the left:

(2z+1)+(6z-9)-(90)=0

We get rid of parentheses

2z+6z+1-9-90=0

We add all the numbers together, and all the variables

8z-98=0

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

8z=98

z=98/8

z=12+1/4

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