3(4z-2)-3(3-3z)=12

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Solution for 3(4z-2)-3(3-3z)=12 equation:


Simplifying
3(4z + -2) + -3(3 + -3z) = 12

Reorder the terms:
3(-2 + 4z) + -3(3 + -3z) = 12
(-2 * 3 + 4z * 3) + -3(3 + -3z) = 12
(-6 + 12z) + -3(3 + -3z) = 12
-6 + 12z + (3 * -3 + -3z * -3) = 12
-6 + 12z + (-9 + 9z) = 12

Reorder the terms:
-6 + -9 + 12z + 9z = 12

Combine like terms: -6 + -9 = -15
-15 + 12z + 9z = 12

Combine like terms: 12z + 9z = 21z
-15 + 21z = 12

Solving
-15 + 21z = 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 + 21z = 12 + 15

Combine like terms: -15 + 15 = 0
0 + 21z = 12 + 15
21z = 12 + 15

Combine like terms: 12 + 15 = 27
21z = 27

Divide each side by '21'.
z = 1.285714286

Simplifying
z = 1.285714286

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