-90=3(-2z-8)

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Solution for -90=3(-2z-8) equation:


Simplifying
-90 = 3(-2z + -8)

Reorder the terms:
-90 = 3(-8 + -2z)
-90 = (-8 * 3 + -2z * 3)
-90 = (-24 + -6z)

Solving
-90 = -24 + -6z

Solving for variable 'z'.

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

Add '6z' to each side of the equation.
-90 + 6z = -24 + -6z + 6z

Combine like terms: -6z + 6z = 0
-90 + 6z = -24 + 0
-90 + 6z = -24

Add '90' to each side of the equation.
-90 + 90 + 6z = -24 + 90

Combine like terms: -90 + 90 = 0
0 + 6z = -24 + 90
6z = -24 + 90

Combine like terms: -24 + 90 = 66
6z = 66

Divide each side by '6'.
z = 11

Simplifying
z = 11

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