5(-2z+8)=-40

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Solution for 5(-2z+8)=-40 equation:


Simplifying
5(-2z + 8) = -40

Reorder the terms:
5(8 + -2z) = -40
(8 * 5 + -2z * 5) = -40
(40 + -10z) = -40

Solving
40 + -10z = -40

Solving for variable 'z'.

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

Add '-40' to each side of the equation.
40 + -40 + -10z = -40 + -40

Combine like terms: 40 + -40 = 0
0 + -10z = -40 + -40
-10z = -40 + -40

Combine like terms: -40 + -40 = -80
-10z = -80

Divide each side by '-10'.
z = 8

Simplifying
z = 8

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