-5(4+5n)=-120

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Solution for -5(4+5n)=-120 equation: 


Simplifying
-5(4 + 5n) = -120
(4 * -5 + 5n * -5) = -120
(-20 + -25n) = -120

Solving
-20 + -25n = -120

Solving for variable 'n'.

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

Add '20' to each side of the equation.
-20 + 20 + -25n = -120 + 20

Combine like terms: -20 + 20 = 0
0 + -25n = -120 + 20
-25n = -120 + 20

Combine like terms: -120 + 20 = -100
-25n = -100

Divide each side by '-25'.
n = 4

Simplifying
n = 4

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