31=22z-15+-28

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Solution for 31=22z-15+-28 equation:


Simplifying
31 = 22z + -15 + -28

Reorder the terms:
31 = -15 + -28 + 22z

Combine like terms: -15 + -28 = -43
31 = -43 + 22z

Solving
31 = -43 + 22z

Solving for variable 'z'.

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

Add '-22z' to each side of the equation.
31 + -22z = -43 + 22z + -22z

Combine like terms: 22z + -22z = 0
31 + -22z = -43 + 0
31 + -22z = -43

Add '-31' to each side of the equation.
31 + -31 + -22z = -43 + -31

Combine like terms: 31 + -31 = 0
0 + -22z = -43 + -31
-22z = -43 + -31

Combine like terms: -43 + -31 = -74
-22z = -74

Divide each side by '-22'.
z = 3.363636364

Simplifying
z = 3.363636364

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