(2x-7)(2x+3)=(4x+1)(x+3)

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Solution for (2x-7)(2x+3)=(4x+1)(x+3) equation:


Simplifying
(2x + -7)(2x + 3) = (4x + 1)(x + 3)

Reorder the terms:
(-7 + 2x)(2x + 3) = (4x + 1)(x + 3)

Reorder the terms:
(-7 + 2x)(3 + 2x) = (4x + 1)(x + 3)

Multiply (-7 + 2x) * (3 + 2x)
(-7(3 + 2x) + 2x * (3 + 2x)) = (4x + 1)(x + 3)
((3 * -7 + 2x * -7) + 2x * (3 + 2x)) = (4x + 1)(x + 3)
((-21 + -14x) + 2x * (3 + 2x)) = (4x + 1)(x + 3)
(-21 + -14x + (3 * 2x + 2x * 2x)) = (4x + 1)(x + 3)
(-21 + -14x + (6x + 4x2)) = (4x + 1)(x + 3)

Combine like terms: -14x + 6x = -8x
(-21 + -8x + 4x2) = (4x + 1)(x + 3)

Reorder the terms:
-21 + -8x + 4x2 = (1 + 4x)(x + 3)

Reorder the terms:
-21 + -8x + 4x2 = (1 + 4x)(3 + x)

Multiply (1 + 4x) * (3 + x)
-21 + -8x + 4x2 = (1(3 + x) + 4x * (3 + x))
-21 + -8x + 4x2 = ((3 * 1 + x * 1) + 4x * (3 + x))
-21 + -8x + 4x2 = ((3 + 1x) + 4x * (3 + x))
-21 + -8x + 4x2 = (3 + 1x + (3 * 4x + x * 4x))
-21 + -8x + 4x2 = (3 + 1x + (12x + 4x2))

Combine like terms: 1x + 12x = 13x
-21 + -8x + 4x2 = (3 + 13x + 4x2)

Add '-4x2' to each side of the equation.
-21 + -8x + 4x2 + -4x2 = 3 + 13x + 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-21 + -8x + 0 = 3 + 13x + 4x2 + -4x2
-21 + -8x = 3 + 13x + 4x2 + -4x2

Combine like terms: 4x2 + -4x2 = 0
-21 + -8x = 3 + 13x + 0
-21 + -8x = 3 + 13x

Solving
-21 + -8x = 3 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
-21 + -8x + -13x = 3 + 13x + -13x

Combine like terms: -8x + -13x = -21x
-21 + -21x = 3 + 13x + -13x

Combine like terms: 13x + -13x = 0
-21 + -21x = 3 + 0
-21 + -21x = 3

Add '21' to each side of the equation.
-21 + 21 + -21x = 3 + 21

Combine like terms: -21 + 21 = 0
0 + -21x = 3 + 21
-21x = 3 + 21

Combine like terms: 3 + 21 = 24
-21x = 24

Divide each side by '-21'.
x = -1.142857143

Simplifying
x = -1.142857143

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