-2z-5-7z=22

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Solution for -2z-5-7z=22 equation:


Simplifying
-2z + -5 + -7z = 22

Reorder the terms:
-5 + -2z + -7z = 22

Combine like terms: -2z + -7z = -9z
-5 + -9z = 22

Solving
-5 + -9z = 22

Solving for variable 'z'.

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

Add '5' to each side of the equation.
-5 + 5 + -9z = 22 + 5

Combine like terms: -5 + 5 = 0
0 + -9z = 22 + 5
-9z = 22 + 5

Combine like terms: 22 + 5 = 27
-9z = 27

Divide each side by '-9'.
z = -3

Simplifying
z = -3

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