12+15=5z

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Solution for 12+15=5z equation:


Simplifying
12 + 15 = 5z

Combine like terms: 12 + 15 = 27
27 = 5z

Solving
27 = 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
27 + -5z = 5z + -5z

Combine like terms: 5z + -5z = 0
27 + -5z = 0

Add '-27' to each side of the equation.
27 + -27 + -5z = 0 + -27

Combine like terms: 27 + -27 = 0
0 + -5z = 0 + -27
-5z = 0 + -27

Combine like terms: 0 + -27 = -27
-5z = -27

Divide each side by '-5'.
z = 5.4

Simplifying
z = 5.4

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