z*2+12=15

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Solution for z*2+12=15 equation:


Simplifying
z * 2 + 12 = 15

Reorder the terms for easier multiplication:
2z + 12 = 15

Reorder the terms:
12 + 2z = 15

Solving
12 + 2z = 15

Solving for variable 'z'.

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

Add '-12' to each side of the equation.
12 + -12 + 2z = 15 + -12

Combine like terms: 12 + -12 = 0
0 + 2z = 15 + -12
2z = 15 + -12

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

Divide each side by '2'.
z = 1.5

Simplifying
z = 1.5

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