-5[3n+5]=20

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Solution for -5[3n+5]=20 equation:


Simplifying
-5[3n + 5] = 20

Reorder the terms:
-5[5 + 3n] = 20
[5 * -5 + 3n * -5] = 20
[-25 + -15n] = 20

Solving
-25 + -15n = 20

Solving for variable 'n'.

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

Add '25' to each side of the equation.
-25 + 25 + -15n = 20 + 25

Combine like terms: -25 + 25 = 0
0 + -15n = 20 + 25
-15n = 20 + 25

Combine like terms: 20 + 25 = 45
-15n = 45

Divide each side by '-15'.
n = -3

Simplifying
n = -3

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