Z+2Z-100=Z+50+2Z-100-20

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Solution for Z+2Z-100=Z+50+2Z-100-20 equation: 


Simplifying
Z + 2Z + -100 = Z + 50 + 2Z + -100 + -20

Reorder the terms:
-100 + Z + 2Z = Z + 50 + 2Z + -100 + -20

Combine like terms: Z + 2Z = 3Z
-100 + 3Z = Z + 50 + 2Z + -100 + -20

Reorder the terms:
-100 + 3Z = 50 + -100 + -20 + Z + 2Z

Combine like terms: 50 + -100 = -50
-100 + 3Z = -50 + -20 + Z + 2Z

Combine like terms: -50 + -20 = -70
-100 + 3Z = -70 + Z + 2Z

Combine like terms: Z + 2Z = 3Z
-100 + 3Z = -70 + 3Z

Add '-3Z' to each side of the equation.
-100 + 3Z + -3Z = -70 + 3Z + -3Z

Combine like terms: 3Z + -3Z = 0
-100 + 0 = -70 + 3Z + -3Z
-100 = -70 + 3Z + -3Z

Combine like terms: 3Z + -3Z = 0
-100 = -70 + 0
-100 = -70

Solving
-100 = -70

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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