-9+4(-9+5n)=-5(-5n+11)

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Solution for -9+4(-9+5n)=-5(-5n+11) equation:


Simplifying
-9 + 4(-9 + 5n) = -5(-5n + 11)
-9 + (-9 * 4 + 5n * 4) = -5(-5n + 11)
-9 + (-36 + 20n) = -5(-5n + 11)

Combine like terms: -9 + -36 = -45
-45 + 20n = -5(-5n + 11)

Reorder the terms:
-45 + 20n = -5(11 + -5n)
-45 + 20n = (11 * -5 + -5n * -5)
-45 + 20n = (-55 + 25n)

Solving
-45 + 20n = -55 + 25n

Solving for variable 'n'.

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

Add '-25n' to each side of the equation.
-45 + 20n + -25n = -55 + 25n + -25n

Combine like terms: 20n + -25n = -5n
-45 + -5n = -55 + 25n + -25n

Combine like terms: 25n + -25n = 0
-45 + -5n = -55 + 0
-45 + -5n = -55

Add '45' to each side of the equation.
-45 + 45 + -5n = -55 + 45

Combine like terms: -45 + 45 = 0
0 + -5n = -55 + 45
-5n = -55 + 45

Combine like terms: -55 + 45 = -10
-5n = -10

Divide each side by '-5'.
n = 2

Simplifying
n = 2

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