8z+12=15z+54

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Solution for 8z+12=15z+54 equation:


Simplifying
8z + 12 = 15z + 54

Reorder the terms:
12 + 8z = 15z + 54

Reorder the terms:
12 + 8z = 54 + 15z

Solving
12 + 8z = 54 + 15z

Solving for variable 'z'.

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

Add '-15z' to each side of the equation.
12 + 8z + -15z = 54 + 15z + -15z

Combine like terms: 8z + -15z = -7z
12 + -7z = 54 + 15z + -15z

Combine like terms: 15z + -15z = 0
12 + -7z = 54 + 0
12 + -7z = 54

Add '-12' to each side of the equation.
12 + -12 + -7z = 54 + -12

Combine like terms: 12 + -12 = 0
0 + -7z = 54 + -12
-7z = 54 + -12

Combine like terms: 54 + -12 = 42
-7z = 42

Divide each side by '-7'.
z = -6

Simplifying
z = -6

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