(3x-2)(3x+2)=(x-5)(9x+4)

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Solution for (3x-2)(3x+2)=(x-5)(9x+4) equation:


Simplifying
(3x + -2)(3x + 2) = (x + -5)(9x + 4)

Reorder the terms:
(-2 + 3x)(3x + 2) = (x + -5)(9x + 4)

Reorder the terms:
(-2 + 3x)(2 + 3x) = (x + -5)(9x + 4)

Multiply (-2 + 3x) * (2 + 3x)
(-2(2 + 3x) + 3x * (2 + 3x)) = (x + -5)(9x + 4)
((2 * -2 + 3x * -2) + 3x * (2 + 3x)) = (x + -5)(9x + 4)
((-4 + -6x) + 3x * (2 + 3x)) = (x + -5)(9x + 4)
(-4 + -6x + (2 * 3x + 3x * 3x)) = (x + -5)(9x + 4)
(-4 + -6x + (6x + 9x2)) = (x + -5)(9x + 4)

Combine like terms: -6x + 6x = 0
(-4 + 0 + 9x2) = (x + -5)(9x + 4)
(-4 + 9x2) = (x + -5)(9x + 4)

Reorder the terms:
-4 + 9x2 = (-5 + x)(9x + 4)

Reorder the terms:
-4 + 9x2 = (-5 + x)(4 + 9x)

Multiply (-5 + x) * (4 + 9x)
-4 + 9x2 = (-5(4 + 9x) + x(4 + 9x))
-4 + 9x2 = ((4 * -5 + 9x * -5) + x(4 + 9x))
-4 + 9x2 = ((-20 + -45x) + x(4 + 9x))
-4 + 9x2 = (-20 + -45x + (4 * x + 9x * x))
-4 + 9x2 = (-20 + -45x + (4x + 9x2))

Combine like terms: -45x + 4x = -41x
-4 + 9x2 = (-20 + -41x + 9x2)

Add '-9x2' to each side of the equation.
-4 + 9x2 + -9x2 = -20 + -41x + 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-4 + 0 = -20 + -41x + 9x2 + -9x2
-4 = -20 + -41x + 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-4 = -20 + -41x + 0
-4 = -20 + -41x

Solving
-4 = -20 + -41x

Solving for variable 'x'.

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

Add '41x' to each side of the equation.
-4 + 41x = -20 + -41x + 41x

Combine like terms: -41x + 41x = 0
-4 + 41x = -20 + 0
-4 + 41x = -20

Add '4' to each side of the equation.
-4 + 4 + 41x = -20 + 4

Combine like terms: -4 + 4 = 0
0 + 41x = -20 + 4
41x = -20 + 4

Combine like terms: -20 + 4 = -16
41x = -16

Divide each side by '41'.
x = -0.3902439024

Simplifying
x = -0.3902439024

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