4+3(z-9)=-12

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Solution for 4+3(z-9)=-12 equation:


Simplifying
4 + 3(z + -9) = -12

Reorder the terms:
4 + 3(-9 + z) = -12
4 + (-9 * 3 + z * 3) = -12
4 + (-27 + 3z) = -12

Combine like terms: 4 + -27 = -23
-23 + 3z = -12

Solving
-23 + 3z = -12

Solving for variable 'z'.

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

Add '23' to each side of the equation.
-23 + 23 + 3z = -12 + 23

Combine like terms: -23 + 23 = 0
0 + 3z = -12 + 23
3z = -12 + 23

Combine like terms: -12 + 23 = 11
3z = 11

Divide each side by '3'.
z = 3.666666667

Simplifying
z = 3.666666667

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