2-7=-z

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Solution for 2-7=-z equation: 



2-7=-z

We move all terms to the left:

2-7-(-z)=0

We add all the numbers together, and all the variables

-(-1z)+2-7=0

We add all the numbers together, and all the variables

-(-1z)-5=0

We get rid of parentheses

1z-5=0

We add all the numbers together, and all the variables

z-5=0

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

z=5

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