3(z-1)=z+11

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Solution for 3(z-1)=z+11 equation:


Simplifying
3(z + -1) = z + 11

Reorder the terms:
3(-1 + z) = z + 11
(-1 * 3 + z * 3) = z + 11
(-3 + 3z) = z + 11

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

Solving
-3 + 3z = 11 + 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.
-3 + 3z + -1z = 11 + z + -1z

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

Combine like terms: z + -1z = 0
-3 + 2z = 11 + 0
-3 + 2z = 11

Add '3' to each side of the equation.
-3 + 3 + 2z = 11 + 3

Combine like terms: -3 + 3 = 0
0 + 2z = 11 + 3
2z = 11 + 3

Combine like terms: 11 + 3 = 14
2z = 14

Divide each side by '2'.
z = 7

Simplifying
z = 7

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