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

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


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

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

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

Multiply (3 + 4x) * (1 + 4x)
(3(1 + 4x) + 4x * (1 + 4x)) + -1(x + -2)(x + -2) = (5x + 1)(3x + 5)
((1 * 3 + 4x * 3) + 4x * (1 + 4x)) + -1(x + -2)(x + -2) = (5x + 1)(3x + 5)
((3 + 12x) + 4x * (1 + 4x)) + -1(x + -2)(x + -2) = (5x + 1)(3x + 5)
(3 + 12x + (1 * 4x + 4x * 4x)) + -1(x + -2)(x + -2) = (5x + 1)(3x + 5)
(3 + 12x + (4x + 16x2)) + -1(x + -2)(x + -2) = (5x + 1)(3x + 5)

Combine like terms: 12x + 4x = 16x
(3 + 16x + 16x2) + -1(x + -2)(x + -2) = (5x + 1)(3x + 5)

Reorder the terms:
3 + 16x + 16x2 + -1(-2 + x)(x + -2) = (5x + 1)(3x + 5)

Reorder the terms:
3 + 16x + 16x2 + -1(-2 + x)(-2 + x) = (5x + 1)(3x + 5)

Multiply (-2 + x) * (-2 + x)
3 + 16x + 16x2 + -1(-2(-2 + x) + x(-2 + x)) = (5x + 1)(3x + 5)
3 + 16x + 16x2 + -1((-2 * -2 + x * -2) + x(-2 + x)) = (5x + 1)(3x + 5)
3 + 16x + 16x2 + -1((4 + -2x) + x(-2 + x)) = (5x + 1)(3x + 5)
3 + 16x + 16x2 + -1(4 + -2x + (-2 * x + x * x)) = (5x + 1)(3x + 5)
3 + 16x + 16x2 + -1(4 + -2x + (-2x + x2)) = (5x + 1)(3x + 5)

Combine like terms: -2x + -2x = -4x
3 + 16x + 16x2 + -1(4 + -4x + x2) = (5x + 1)(3x + 5)
3 + 16x + 16x2 + (4 * -1 + -4x * -1 + x2 * -1) = (5x + 1)(3x + 5)
3 + 16x + 16x2 + (-4 + 4x + -1x2) = (5x + 1)(3x + 5)

Reorder the terms:
3 + -4 + 16x + 4x + 16x2 + -1x2 = (5x + 1)(3x + 5)

Combine like terms: 3 + -4 = -1
-1 + 16x + 4x + 16x2 + -1x2 = (5x + 1)(3x + 5)

Combine like terms: 16x + 4x = 20x
-1 + 20x + 16x2 + -1x2 = (5x + 1)(3x + 5)

Combine like terms: 16x2 + -1x2 = 15x2
-1 + 20x + 15x2 = (5x + 1)(3x + 5)

Reorder the terms:
-1 + 20x + 15x2 = (1 + 5x)(3x + 5)

Reorder the terms:
-1 + 20x + 15x2 = (1 + 5x)(5 + 3x)

Multiply (1 + 5x) * (5 + 3x)
-1 + 20x + 15x2 = (1(5 + 3x) + 5x * (5 + 3x))
-1 + 20x + 15x2 = ((5 * 1 + 3x * 1) + 5x * (5 + 3x))
-1 + 20x + 15x2 = ((5 + 3x) + 5x * (5 + 3x))
-1 + 20x + 15x2 = (5 + 3x + (5 * 5x + 3x * 5x))
-1 + 20x + 15x2 = (5 + 3x + (25x + 15x2))

Combine like terms: 3x + 25x = 28x
-1 + 20x + 15x2 = (5 + 28x + 15x2)

Add '-15x2' to each side of the equation.
-1 + 20x + 15x2 + -15x2 = 5 + 28x + 15x2 + -15x2

Combine like terms: 15x2 + -15x2 = 0
-1 + 20x + 0 = 5 + 28x + 15x2 + -15x2
-1 + 20x = 5 + 28x + 15x2 + -15x2

Combine like terms: 15x2 + -15x2 = 0
-1 + 20x = 5 + 28x + 0
-1 + 20x = 5 + 28x

Solving
-1 + 20x = 5 + 28x

Solving for variable 'x'.

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

Add '-28x' to each side of the equation.
-1 + 20x + -28x = 5 + 28x + -28x

Combine like terms: 20x + -28x = -8x
-1 + -8x = 5 + 28x + -28x

Combine like terms: 28x + -28x = 0
-1 + -8x = 5 + 0
-1 + -8x = 5

Add '1' to each side of the equation.
-1 + 1 + -8x = 5 + 1

Combine like terms: -1 + 1 = 0
0 + -8x = 5 + 1
-8x = 5 + 1

Combine like terms: 5 + 1 = 6
-8x = 6

Divide each side by '-8'.
x = -0.75

Simplifying
x = -0.75

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