(x+2)(x-1)+26=(x+4)(x+5)

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Solution for (x+2)(x-1)+26=(x+4)(x+5) equation:


Simplifying
(x + 2)(x + -1) + 26 = (x + 4)(x + 5)

Reorder the terms:
(2 + x)(x + -1) + 26 = (x + 4)(x + 5)

Reorder the terms:
(2 + x)(-1 + x) + 26 = (x + 4)(x + 5)

Multiply (2 + x) * (-1 + x)
(2(-1 + x) + x(-1 + x)) + 26 = (x + 4)(x + 5)
((-1 * 2 + x * 2) + x(-1 + x)) + 26 = (x + 4)(x + 5)
((-2 + 2x) + x(-1 + x)) + 26 = (x + 4)(x + 5)
(-2 + 2x + (-1 * x + x * x)) + 26 = (x + 4)(x + 5)
(-2 + 2x + (-1x + x2)) + 26 = (x + 4)(x + 5)

Combine like terms: 2x + -1x = 1x
(-2 + 1x + x2) + 26 = (x + 4)(x + 5)

Reorder the terms:
-2 + 26 + 1x + x2 = (x + 4)(x + 5)

Combine like terms: -2 + 26 = 24
24 + 1x + x2 = (x + 4)(x + 5)

Reorder the terms:
24 + 1x + x2 = (4 + x)(x + 5)

Reorder the terms:
24 + 1x + x2 = (4 + x)(5 + x)

Multiply (4 + x) * (5 + x)
24 + 1x + x2 = (4(5 + x) + x(5 + x))
24 + 1x + x2 = ((5 * 4 + x * 4) + x(5 + x))
24 + 1x + x2 = ((20 + 4x) + x(5 + x))
24 + 1x + x2 = (20 + 4x + (5 * x + x * x))
24 + 1x + x2 = (20 + 4x + (5x + x2))

Combine like terms: 4x + 5x = 9x
24 + 1x + x2 = (20 + 9x + x2)

Add '-1x2' to each side of the equation.
24 + 1x + x2 + -1x2 = 20 + 9x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
24 + 1x + 0 = 20 + 9x + x2 + -1x2
24 + 1x = 20 + 9x + x2 + -1x2

Combine like terms: x2 + -1x2 = 0
24 + 1x = 20 + 9x + 0
24 + 1x = 20 + 9x

Solving
24 + 1x = 20 + 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.
24 + 1x + -9x = 20 + 9x + -9x

Combine like terms: 1x + -9x = -8x
24 + -8x = 20 + 9x + -9x

Combine like terms: 9x + -9x = 0
24 + -8x = 20 + 0
24 + -8x = 20

Add '-24' to each side of the equation.
24 + -24 + -8x = 20 + -24

Combine like terms: 24 + -24 = 0
0 + -8x = 20 + -24
-8x = 20 + -24

Combine like terms: 20 + -24 = -4
-8x = -4

Divide each side by '-8'.
x = 0.5

Simplifying
x = 0.5

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