(9z^3-12)-(-3z^3)=

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


Simplifying
(9z3 + -12) + -1(-3z3) = 0

Reorder the terms:
(-12 + 9z3) + -1(-3z3) = 0

Remove parenthesis around (-12 + 9z3)
-12 + 9z3 + -1(-3z3) = 0

Remove parenthesis around (-3z3)
-12 + 9z3 + -1 * -3z3 = 0

Multiply -1 * -3
-12 + 9z3 + 3z3 = 0

Combine like terms: 9z3 + 3z3 = 12z3
-12 + 12z3 = 0

Solving
-12 + 12z3 = 0

Solving for variable 'z'.

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

Add '12' to each side of the equation.
-12 + 12 + 12z3 = 0 + 12

Combine like terms: -12 + 12 = 0
0 + 12z3 = 0 + 12
12z3 = 0 + 12

Combine like terms: 0 + 12 = 12
12z3 = 12

Divide each side by '12'.
z3 = 1

Simplifying
z3 = 1

Reorder the terms:
-1 + z3 = 1 + -1

Combine like terms: 1 + -1 = 0
-1 + z3 = 0

The solution to this equation could not be determined.

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