9(4x+5)-20=9x+9

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Solution for 9(4x+5)-20=9x+9 equation:


Simplifying
9(4x + 5) + -20 = 9x + 9

Reorder the terms:
9(5 + 4x) + -20 = 9x + 9
(5 * 9 + 4x * 9) + -20 = 9x + 9
(45 + 36x) + -20 = 9x + 9

Reorder the terms:
45 + -20 + 36x = 9x + 9

Combine like terms: 45 + -20 = 25
25 + 36x = 9x + 9

Reorder the terms:
25 + 36x = 9 + 9x

Solving
25 + 36x = 9 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
25 + 36x + -9x = 9 + 9x + -9x

Combine like terms: 36x + -9x = 27x
25 + 27x = 9 + 9x + -9x

Combine like terms: 9x + -9x = 0
25 + 27x = 9 + 0
25 + 27x = 9

Add '-25' to each side of the equation.
25 + -25 + 27x = 9 + -25

Combine like terms: 25 + -25 = 0
0 + 27x = 9 + -25
27x = 9 + -25

Combine like terms: 9 + -25 = -16
27x = -16

Divide each side by '27'.
x = -0.5925925926

Simplifying
x = -0.5925925926

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