2-z=-1

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Solution for 2-z=-1 equation: 


Simplifying
2 + -1z = -1

Solving
2 + -1z = -1

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '-2' to each side of the equation.
2 + -2 + -1z = -1 + -2

Combine like terms: 2 + -2 = 0
0 + -1z = -1 + -2
-1z = -1 + -2

Combine like terms: -1 + -2 = -3
-1z = -3

Divide each side by '-1'.
z = 3

Simplifying
z = 3

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