12=8-2z

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Solution for 12=8-2z equation:


Simplifying
12 = 8 + -2z

Solving
12 = 8 + -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.
12 + 2z = 8 + -2z + 2z

Combine like terms: -2z + 2z = 0
12 + 2z = 8 + 0
12 + 2z = 8

Add '-12' to each side of the equation.
12 + -12 + 2z = 8 + -12

Combine like terms: 12 + -12 = 0
0 + 2z = 8 + -12
2z = 8 + -12

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

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

Simplifying
z = -2

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