9z-8z=-22+20

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Solution for 9z-8z=-22+20 equation: 


Simplifying
9z + -8z = -22 + 20

Combine like terms: 9z + -8z = 1z
1z = -22 + 20

Combine like terms: -22 + 20 = -2
1z = -2

Solving
1z = -2

Solving for variable 'z'.

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

Divide each side by '1'.
z = -2

Simplifying
z = -2

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