(x-8)(x-3)=(x+1)(x+9)

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Solution for (x-8)(x-3)=(x+1)(x+9) equation:


Simplifying
(x + -8)(x + -3) = (x + 1)(x + 9)

Reorder the terms:
(-8 + x)(x + -3) = (x + 1)(x + 9)

Reorder the terms:
(-8 + x)(-3 + x) = (x + 1)(x + 9)

Multiply (-8 + x) * (-3 + x)
(-8(-3 + x) + x(-3 + x)) = (x + 1)(x + 9)
((-3 * -8 + x * -8) + x(-3 + x)) = (x + 1)(x + 9)
((24 + -8x) + x(-3 + x)) = (x + 1)(x + 9)
(24 + -8x + (-3 * x + x * x)) = (x + 1)(x + 9)
(24 + -8x + (-3x + x2)) = (x + 1)(x + 9)

Combine like terms: -8x + -3x = -11x
(24 + -11x + x2) = (x + 1)(x + 9)

Reorder the terms:
24 + -11x + x2 = (1 + x)(x + 9)

Reorder the terms:
24 + -11x + x2 = (1 + x)(9 + x)

Multiply (1 + x) * (9 + x)
24 + -11x + x2 = (1(9 + x) + x(9 + x))
24 + -11x + x2 = ((9 * 1 + x * 1) + x(9 + x))
24 + -11x + x2 = ((9 + 1x) + x(9 + x))
24 + -11x + x2 = (9 + 1x + (9 * x + x * x))
24 + -11x + x2 = (9 + 1x + (9x + x2))

Combine like terms: 1x + 9x = 10x
24 + -11x + x2 = (9 + 10x + x2)

Add '-1x2' to each side of the equation.
24 + -11x + x2 + -1x2 = 9 + 10x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
24 + -11x + 0 = 9 + 10x + x2 + -1x2
24 + -11x = 9 + 10x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
24 + -11x = 9 + 10x + 0
24 + -11x = 9 + 10x

Solving
24 + -11x = 9 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
24 + -11x + -10x = 9 + 10x + -10x

Combine like terms: -11x + -10x = -21x
24 + -21x = 9 + 10x + -10x

Combine like terms: 10x + -10x = 0
24 + -21x = 9 + 0
24 + -21x = 9

Add '-24' to each side of the equation.
24 + -24 + -21x = 9 + -24

Combine like terms: 24 + -24 = 0
0 + -21x = 9 + -24
-21x = 9 + -24

Combine like terms: 9 + -24 = -15
-21x = -15

Divide each side by '-21'.
x = 0.7142857143

Simplifying
x = 0.7142857143

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