(4x+3)(2x+1)=(8x-5)(x+2)

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Solution for (4x+3)(2x+1)=(8x-5)(x+2) equation:


Simplifying
(4x + 3)(2x + 1) = (8x + -5)(x + 2)

Reorder the terms:
(3 + 4x)(2x + 1) = (8x + -5)(x + 2)

Reorder the terms:
(3 + 4x)(1 + 2x) = (8x + -5)(x + 2)

Multiply (3 + 4x) * (1 + 2x)
(3(1 + 2x) + 4x * (1 + 2x)) = (8x + -5)(x + 2)
((1 * 3 + 2x * 3) + 4x * (1 + 2x)) = (8x + -5)(x + 2)
((3 + 6x) + 4x * (1 + 2x)) = (8x + -5)(x + 2)
(3 + 6x + (1 * 4x + 2x * 4x)) = (8x + -5)(x + 2)
(3 + 6x + (4x + 8x2)) = (8x + -5)(x + 2)

Combine like terms: 6x + 4x = 10x
(3 + 10x + 8x2) = (8x + -5)(x + 2)

Reorder the terms:
3 + 10x + 8x2 = (-5 + 8x)(x + 2)

Reorder the terms:
3 + 10x + 8x2 = (-5 + 8x)(2 + x)

Multiply (-5 + 8x) * (2 + x)
3 + 10x + 8x2 = (-5(2 + x) + 8x * (2 + x))
3 + 10x + 8x2 = ((2 * -5 + x * -5) + 8x * (2 + x))
3 + 10x + 8x2 = ((-10 + -5x) + 8x * (2 + x))
3 + 10x + 8x2 = (-10 + -5x + (2 * 8x + x * 8x))
3 + 10x + 8x2 = (-10 + -5x + (16x + 8x2))

Combine like terms: -5x + 16x = 11x
3 + 10x + 8x2 = (-10 + 11x + 8x2)

Add '-8x2' to each side of the equation.
3 + 10x + 8x2 + -8x2 = -10 + 11x + 8x2 + -8x2

Combine like terms: 8x2 + -8x2 = 0
3 + 10x + 0 = -10 + 11x + 8x2 + -8x2
3 + 10x = -10 + 11x + 8x2 + -8x2

Combine like terms: 8x2 + -8x2 = 0
3 + 10x = -10 + 11x + 0
3 + 10x = -10 + 11x

Solving
3 + 10x = -10 + 11x

Solving for variable 'x'.

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

Add '-11x' to each side of the equation.
3 + 10x + -11x = -10 + 11x + -11x

Combine like terms: 10x + -11x = -1x
3 + -1x = -10 + 11x + -11x

Combine like terms: 11x + -11x = 0
3 + -1x = -10 + 0
3 + -1x = -10

Add '-3' to each side of the equation.
3 + -3 + -1x = -10 + -3

Combine like terms: 3 + -3 = 0
0 + -1x = -10 + -3
-1x = -10 + -3

Combine like terms: -10 + -3 = -13
-1x = -13

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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