2z-15=3

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Solution for 2z-15=3 equation: 


Simplifying
2z + -15 = 3

Reorder the terms:
-15 + 2z = 3

Solving
-15 + 2z = 3

Solving for variable 'z'.

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

Add '15' to each side of the equation.
-15 + 15 + 2z = 3 + 15

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

Combine like terms: 3 + 15 = 18
2z = 18

Divide each side by '2'.
z = 9

Simplifying
z = 9

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