-28+15-22z=21

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Solution for -28+15-22z=21 equation:


Simplifying
-28 + 15 + -22z = 21

Combine like terms: -28 + 15 = -13
-13 + -22z = 21

Solving
-13 + -22z = 21

Solving for variable 'z'.

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

Add '13' to each side of the equation.
-13 + 13 + -22z = 21 + 13

Combine like terms: -13 + 13 = 0
0 + -22z = 21 + 13
-22z = 21 + 13

Combine like terms: 21 + 13 = 34
-22z = 34

Divide each side by '-22'.
z = -1.545454545

Simplifying
z = -1.545454545

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