12+4z=15+2z

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Solution for 12+4z=15+2z equation:


Simplifying
12 + 4z = 15 + 2z

Solving
12 + 4z = 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.
12 + 4z + -2z = 15 + 2z + -2z

Combine like terms: 4z + -2z = 2z
12 + 2z = 15 + 2z + -2z

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

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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