5+5z-1=9z+12-2z

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Solution for 5+5z-1=9z+12-2z equation:


Simplifying
5 + 5z + -1 = 9z + 12 + -2z

Reorder the terms:
5 + -1 + 5z = 9z + 12 + -2z

Combine like terms: 5 + -1 = 4
4 + 5z = 9z + 12 + -2z

Reorder the terms:
4 + 5z = 12 + 9z + -2z

Combine like terms: 9z + -2z = 7z
4 + 5z = 12 + 7z

Solving
4 + 5z = 12 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
4 + 5z + -7z = 12 + 7z + -7z

Combine like terms: 5z + -7z = -2z
4 + -2z = 12 + 7z + -7z

Combine like terms: 7z + -7z = 0
4 + -2z = 12 + 0
4 + -2z = 12

Add '-4' to each side of the equation.
4 + -4 + -2z = 12 + -4

Combine like terms: 4 + -4 = 0
0 + -2z = 12 + -4
-2z = 12 + -4

Combine like terms: 12 + -4 = 8
-2z = 8

Divide each side by '-2'.
z = -4

Simplifying
z = -4

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