4z+5z+7=z+8

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Solution for 4z+5z+7=z+8 equation: 



4z+5z+7=z+8

We move all terms to the left:

4z+5z+7-(z+8)=0

We add all the numbers together, and all the variables

9z-(z+8)+7=0

We get rid of parentheses

9z-z-8+7=0

We add all the numbers together, and all the variables

8z-1=0

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

8z=1

z=1/8

z=1/8

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