3(2z-5)=12

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Solution for 3(2z-5)=12 equation: 


Simplifying
3(2z + -5) = 12

Reorder the terms:
3(-5 + 2z) = 12
(-5 * 3 + 2z * 3) = 12
(-15 + 6z) = 12

Solving
-15 + 6z = 12

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 + 6z = 12 + 15

Combine like terms: -15 + 15 = 0
0 + 6z = 12 + 15
6z = 12 + 15

Combine like terms: 12 + 15 = 27
6z = 27

Divide each side by '6'.
z = 4.5

Simplifying
z = 4.5

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