-89=4(-5n-2)-1

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Solution for -89=4(-5n-2)-1 equation:


Simplifying
-89 = 4(-5n + -2) + -1

Reorder the terms:
-89 = 4(-2 + -5n) + -1
-89 = (-2 * 4 + -5n * 4) + -1
-89 = (-8 + -20n) + -1

Reorder the terms:
-89 = -8 + -1 + -20n

Combine like terms: -8 + -1 = -9
-89 = -9 + -20n

Solving
-89 = -9 + -20n

Solving for variable 'n'.

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

Add '20n' to each side of the equation.
-89 + 20n = -9 + -20n + 20n

Combine like terms: -20n + 20n = 0
-89 + 20n = -9 + 0
-89 + 20n = -9

Add '89' to each side of the equation.
-89 + 89 + 20n = -9 + 89

Combine like terms: -89 + 89 = 0
0 + 20n = -9 + 89
20n = -9 + 89

Combine like terms: -9 + 89 = 80
20n = 80

Divide each side by '20'.
n = 4

Simplifying
n = 4

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