3z-11=z+12

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Solution for 3z-11=z+12 equation:


Simplifying
3z + -11 = z + 12

Reorder the terms:
-11 + 3z = z + 12

Reorder the terms:
-11 + 3z = 12 + z

Solving
-11 + 3z = 12 + z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
-11 + 3z + -1z = 12 + z + -1z

Combine like terms: 3z + -1z = 2z
-11 + 2z = 12 + z + -1z

Combine like terms: z + -1z = 0
-11 + 2z = 12 + 0
-11 + 2z = 12

Add '11' to each side of the equation.
-11 + 11 + 2z = 12 + 11

Combine like terms: -11 + 11 = 0
0 + 2z = 12 + 11
2z = 12 + 11

Combine like terms: 12 + 11 = 23
2z = 23

Divide each side by '2'.
z = 11.5

Simplifying
z = 11.5

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