12z-45=3z

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Solution for 12z-45=3z equation:


Simplifying
12z + -45 = 3z

Reorder the terms:
-45 + 12z = 3z

Solving
-45 + 12z = 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
-45 + 12z + -3z = 3z + -3z

Combine like terms: 12z + -3z = 9z
-45 + 9z = 3z + -3z

Combine like terms: 3z + -3z = 0
-45 + 9z = 0

Add '45' to each side of the equation.
-45 + 45 + 9z = 0 + 45

Combine like terms: -45 + 45 = 0
0 + 9z = 0 + 45
9z = 0 + 45

Combine like terms: 0 + 45 = 45
9z = 45

Divide each side by '9'.
z = 5

Simplifying
z = 5

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