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

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


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

Reorder the terms:
2x(4 + x) = (x + 1)(2x + -5)
(4 * 2x + x * 2x) = (x + 1)(2x + -5)
(8x + 2x2) = (x + 1)(2x + -5)

Reorder the terms:
8x + 2x2 = (1 + x)(2x + -5)

Reorder the terms:
8x + 2x2 = (1 + x)(-5 + 2x)

Multiply (1 + x) * (-5 + 2x)
8x + 2x2 = (1(-5 + 2x) + x(-5 + 2x))
8x + 2x2 = ((-5 * 1 + 2x * 1) + x(-5 + 2x))
8x + 2x2 = ((-5 + 2x) + x(-5 + 2x))
8x + 2x2 = (-5 + 2x + (-5 * x + 2x * x))
8x + 2x2 = (-5 + 2x + (-5x + 2x2))

Combine like terms: 2x + -5x = -3x
8x + 2x2 = (-5 + -3x + 2x2)

Add '-2x2' to each side of the equation.
8x + 2x2 + -2x2 = -5 + -3x + 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
8x + 0 = -5 + -3x + 2x2 + -2x2
8x = -5 + -3x + 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
8x = -5 + -3x + 0
8x = -5 + -3x

Solving
8x = -5 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
8x + 3x = -5 + -3x + 3x

Combine like terms: 8x + 3x = 11x
11x = -5 + -3x + 3x

Combine like terms: -3x + 3x = 0
11x = -5 + 0
11x = -5

Divide each side by '11'.
x = -0.4545454545

Simplifying
x = -0.4545454545

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