7+4z=-7+z+5

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



7+4z=-7+z+5

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

4z-z+2+7=0

We add all the numbers together, and all the variables

3z+9=0

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

3z=-9

z=-9/3

z=-3

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