3z-20+10z=11z+20

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Solution for 3z-20+10z=11z+20 equation: 



3z-20+10z=11z+20

We move all terms to the left:

3z-20+10z-(11z+20)=0

We add all the numbers together, and all the variables

13z-(11z+20)-20=0

We get rid of parentheses

13z-11z-20-20=0

We add all the numbers together, and all the variables

2z-40=0

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

2z=40

z=40/2

z=20

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