-3(-3-2z)=-3(-3+4z)+72

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Solution for -3(-3-2z)=-3(-3+4z)+72 equation: 


Simplifying
-3(-3 + -2z) = -3(-3 + 4z) + 72
(-3 * -3 + -2z * -3) = -3(-3 + 4z) + 72
(9 + 6z) = -3(-3 + 4z) + 72
9 + 6z = (-3 * -3 + 4z * -3) + 72
9 + 6z = (9 + -12z) + 72

Reorder the terms:
9 + 6z = 9 + 72 + -12z

Combine like terms: 9 + 72 = 81
9 + 6z = 81 + -12z

Solving
9 + 6z = 81 + -12z

Solving for variable 'z'.

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

Add '12z' to each side of the equation.
9 + 6z + 12z = 81 + -12z + 12z

Combine like terms: 6z + 12z = 18z
9 + 18z = 81 + -12z + 12z

Combine like terms: -12z + 12z = 0
9 + 18z = 81 + 0
9 + 18z = 81

Add '-9' to each side of the equation.
9 + -9 + 18z = 81 + -9

Combine like terms: 9 + -9 = 0
0 + 18z = 81 + -9
18z = 81 + -9

Combine like terms: 81 + -9 = 72
18z = 72

Divide each side by '18'.
z = 4

Simplifying
z = 4

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