12+4z=8(z-1)

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Solution for 12+4z=8(z-1) equation:


Simplifying
12 + 4z = 8(z + -1)

Reorder the terms:
12 + 4z = 8(-1 + z)
12 + 4z = (-1 * 8 + z * 8)
12 + 4z = (-8 + 8z)

Solving
12 + 4z = -8 + 8z

Solving for variable 'z'.

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

Add '-8z' to each side of the equation.
12 + 4z + -8z = -8 + 8z + -8z

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

Combine like terms: 8z + -8z = 0
12 + -4z = -8 + 0
12 + -4z = -8

Add '-12' to each side of the equation.
12 + -12 + -4z = -8 + -12

Combine like terms: 12 + -12 = 0
0 + -4z = -8 + -12
-4z = -8 + -12

Combine like terms: -8 + -12 = -20
-4z = -20

Divide each side by '-4'.
z = 5

Simplifying
z = 5

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