-20(z-5)=

Solution for -20(z-5)= equation:

Simplifying
-20(z + -5) = 0

Reorder the terms:
-20(-5 + z) = 0
(-5 * -20 + z * -20) = 0
(100 + -20z) = 0

Solving
100 + -20z = 0

Solving for variable 'z'.

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

Add '-100' to each side of the equation.
100 + -100 + -20z = 0 + -100

Combine like terms: 100 + -100 = 0
0 + -20z = 0 + -100
-20z = 0 + -100

Combine like terms: 0 + -100 = -100
-20z = -100

Divide each side by '-20'.
z = 5

Simplifying
z = 5