9+18Z-7=9Z+50-7Z

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Solution for 9+18Z-7=9Z+50-7Z equation: 


Simplifying
9 + 18Z + -7 = 9Z + 50 + -7Z

Reorder the terms:
9 + -7 + 18Z = 9Z + 50 + -7Z

Combine like terms: 9 + -7 = 2
2 + 18Z = 9Z + 50 + -7Z

Reorder the terms:
2 + 18Z = 50 + 9Z + -7Z

Combine like terms: 9Z + -7Z = 2Z
2 + 18Z = 50 + 2Z

Solving
2 + 18Z = 50 + 2Z

Solving for variable 'Z'.

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

Add '-2Z' to each side of the equation.
2 + 18Z + -2Z = 50 + 2Z + -2Z

Combine like terms: 18Z + -2Z = 16Z
2 + 16Z = 50 + 2Z + -2Z

Combine like terms: 2Z + -2Z = 0
2 + 16Z = 50 + 0
2 + 16Z = 50

Add '-2' to each side of the equation.
2 + -2 + 16Z = 50 + -2

Combine like terms: 2 + -2 = 0
0 + 16Z = 50 + -2
16Z = 50 + -2

Combine like terms: 50 + -2 = 48
16Z = 48

Divide each side by '16'.
Z = 3

Simplifying
Z = 3

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