144=-8(2z)

Solution for 144=-8(2z) equation:

Simplifying
144 = -8(2z)

Remove parenthesis around (2z)
144 = -8 * 2z

Multiply -8 * 2
144 = -16z

Solving
144 = -16z

Solving for variable 'z'.

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

Add '16z' to each side of the equation.
144 + 16z = -16z + 16z

Combine like terms: -16z + 16z = 0
144 + 16z = 0

Add '-144' to each side of the equation.
144 + -144 + 16z = 0 + -144

Combine like terms: 144 + -144 = 0
0 + 16z = 0 + -144
16z = 0 + -144

Combine like terms: 0 + -144 = -144
16z = -144

Divide each side by '16'.
z = -9

Simplifying
z = -9