12(z-3)+6z=-99

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Solution for 12(z-3)+6z=-99 equation:


Simplifying
12(z + -3) + 6z = -99

Reorder the terms:
12(-3 + z) + 6z = -99
(-3 * 12 + z * 12) + 6z = -99
(-36 + 12z) + 6z = -99

Combine like terms: 12z + 6z = 18z
-36 + 18z = -99

Solving
-36 + 18z = -99

Solving for variable 'z'.

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

Add '36' to each side of the equation.
-36 + 36 + 18z = -99 + 36

Combine like terms: -36 + 36 = 0
0 + 18z = -99 + 36
18z = -99 + 36

Combine like terms: -99 + 36 = -63
18z = -63

Divide each side by '18'.
z = -3.5

Simplifying
z = -3.5

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