-20+8z=20+20+12z

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Solution for -20+8z=20+20+12z equation: 


Simplifying
-20 + 8z = 20 + 20 + 12z

Combine like terms: 20 + 20 = 40
-20 + 8z = 40 + 12z

Solving
-20 + 8z = 40 + 12z

Solving for variable 'z'.

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

Add '-12z' to each side of the equation.
-20 + 8z + -12z = 40 + 12z + -12z

Combine like terms: 8z + -12z = -4z
-20 + -4z = 40 + 12z + -12z

Combine like terms: 12z + -12z = 0
-20 + -4z = 40 + 0
-20 + -4z = 40

Add '20' to each side of the equation.
-20 + 20 + -4z = 40 + 20

Combine like terms: -20 + 20 = 0
0 + -4z = 40 + 20
-4z = 40 + 20

Combine like terms: 40 + 20 = 60
-4z = 60

Divide each side by '-4'.
z = -15

Simplifying
z = -15

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