3=85+2z

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Solution for 3=85+2z equation: 



3=85+2z

We move all terms to the left:

3-(85+2z)=0

We add all the numbers together, and all the variables

-(2z+85)+3=0

We get rid of parentheses

-2z-85+3=0

We add all the numbers together, and all the variables

-2z-82=0

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

-2z=82

z=82/-2

z=-41

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