9(x+9)=4(x-6)

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Solution for 9(x+9)=4(x-6) equation:


Simplifying
9(x + 9) = 4(x + -6)

Reorder the terms:
9(9 + x) = 4(x + -6)
(9 * 9 + x * 9) = 4(x + -6)
(81 + 9x) = 4(x + -6)

Reorder the terms:
81 + 9x = 4(-6 + x)
81 + 9x = (-6 * 4 + x * 4)
81 + 9x = (-24 + 4x)

Solving
81 + 9x = -24 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
81 + 9x + -4x = -24 + 4x + -4x

Combine like terms: 9x + -4x = 5x
81 + 5x = -24 + 4x + -4x

Combine like terms: 4x + -4x = 0
81 + 5x = -24 + 0
81 + 5x = -24

Add '-81' to each side of the equation.
81 + -81 + 5x = -24 + -81

Combine like terms: 81 + -81 = 0
0 + 5x = -24 + -81
5x = -24 + -81

Combine like terms: -24 + -81 = -105
5x = -105

Divide each side by '5'.
x = -21

Simplifying
x = -21

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