12z-3=2z-15

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Solution for 12z-3=2z-15 equation:


Simplifying
12z + -3 = 2z + -15

Reorder the terms:
-3 + 12z = 2z + -15

Reorder the terms:
-3 + 12z = -15 + 2z

Solving
-3 + 12z = -15 + 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.
-3 + 12z + -2z = -15 + 2z + -2z

Combine like terms: 12z + -2z = 10z
-3 + 10z = -15 + 2z + -2z

Combine like terms: 2z + -2z = 0
-3 + 10z = -15 + 0
-3 + 10z = -15

Add '3' to each side of the equation.
-3 + 3 + 10z = -15 + 3

Combine like terms: -3 + 3 = 0
0 + 10z = -15 + 3
10z = -15 + 3

Combine like terms: -15 + 3 = -12
10z = -12

Divide each side by '10'.
z = -1.2

Simplifying
z = -1.2

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