7z-4=2z+Z+4

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Solution for 7z-4=2z+Z+4 equation: 



7z-4=2z++4

We move all terms to the left:

7z-4-(2z++4)=0

We add all the numbers together, and all the variables

7z-(+2z)-4=0

We get rid of parentheses

7z-2z-4=0

We add all the numbers together, and all the variables

5z-4=0

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

5z=4

z=4/5

z=4/5

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