3(-2z-8)=-90

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


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

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

Solving
-24 + -6z = -90

Solving for variable 'z'.

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

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

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

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

Divide each side by '-6'.
z = 11

Simplifying
z = 11

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