-(3-2z)=-9-2z

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Solution for -(3-2z)=-9-2z equation:


Simplifying
-1(3 + -2z) = -9 + -2z
(3 * -1 + -2z * -1) = -9 + -2z
(-3 + 2z) = -9 + -2z

Solving
-3 + 2z = -9 + -2z

Solving for variable 'z'.

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

Add '2z' to each side of the equation.
-3 + 2z + 2z = -9 + -2z + 2z

Combine like terms: 2z + 2z = 4z
-3 + 4z = -9 + -2z + 2z

Combine like terms: -2z + 2z = 0
-3 + 4z = -9 + 0
-3 + 4z = -9

Add '3' to each side of the equation.
-3 + 3 + 4z = -9 + 3

Combine like terms: -3 + 3 = 0
0 + 4z = -9 + 3
4z = -9 + 3

Combine like terms: -9 + 3 = -6
4z = -6

Divide each side by '4'.
z = -1.5

Simplifying
z = -1.5

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