4(9-5x-4x)+9(3x+4)=27

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Solution for 4(9-5x-4x)+9(3x+4)=27 equation:


Simplifying
4(9 + -5x + -4x) + 9(3x + 4) = 27

Combine like terms: -5x + -4x = -9x
4(9 + -9x) + 9(3x + 4) = 27
(9 * 4 + -9x * 4) + 9(3x + 4) = 27
(36 + -36x) + 9(3x + 4) = 27

Reorder the terms:
36 + -36x + 9(4 + 3x) = 27
36 + -36x + (4 * 9 + 3x * 9) = 27
36 + -36x + (36 + 27x) = 27

Reorder the terms:
36 + 36 + -36x + 27x = 27

Combine like terms: 36 + 36 = 72
72 + -36x + 27x = 27

Combine like terms: -36x + 27x = -9x
72 + -9x = 27

Solving
72 + -9x = 27

Solving for variable 'x'.

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

Add '-72' to each side of the equation.
72 + -72 + -9x = 27 + -72

Combine like terms: 72 + -72 = 0
0 + -9x = 27 + -72
-9x = 27 + -72

Combine like terms: 27 + -72 = -45
-9x = -45

Divide each side by '-9'.
x = 5

Simplifying
x = 5

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