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

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


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

Reorder the terms:
3x(2 + x) + -4 = (x + 4)(2x + -1)
(2 * 3x + x * 3x) + -4 = (x + 4)(2x + -1)
(6x + 3x2) + -4 = (x + 4)(2x + -1)

Reorder the terms:
-4 + 6x + 3x2 = (x + 4)(2x + -1)

Reorder the terms:
-4 + 6x + 3x2 = (4 + x)(2x + -1)

Reorder the terms:
-4 + 6x + 3x2 = (4 + x)(-1 + 2x)

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

Combine like terms: 8x + -1x = 7x
-4 + 6x + 3x2 = (-4 + 7x + 2x2)

Add '4' to each side of the equation.
-4 + 6x + 4 + 3x2 = -4 + 7x + 4 + 2x2

Reorder the terms:
-4 + 4 + 6x + 3x2 = -4 + 7x + 4 + 2x2

Combine like terms: -4 + 4 = 0
0 + 6x + 3x2 = -4 + 7x + 4 + 2x2
6x + 3x2 = -4 + 7x + 4 + 2x2

Reorder the terms:
6x + 3x2 = -4 + 4 + 7x + 2x2

Combine like terms: -4 + 4 = 0
6x + 3x2 = 0 + 7x + 2x2
6x + 3x2 = 7x + 2x2

Solving
6x + 3x2 = 7x + 2x2

Solving for variable 'x'.

Reorder the terms:
6x + -7x + 3x2 + -2x2 = 7x + 2x2 + -7x + -2x2

Combine like terms: 6x + -7x = -1x
-1x + 3x2 + -2x2 = 7x + 2x2 + -7x + -2x2

Combine like terms: 3x2 + -2x2 = 1x2
-1x + 1x2 = 7x + 2x2 + -7x + -2x2

Reorder the terms:
-1x + 1x2 = 7x + -7x + 2x2 + -2x2

Combine like terms: 7x + -7x = 0
-1x + 1x2 = 0 + 2x2 + -2x2
-1x + 1x2 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-1x + 1x2 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(-1 + x) = 0

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(-1 + x)' equal to zero and attempt to solve: Simplifying -1 + x = 0 Solving -1 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + x = 0 + 1 x = 0 + 1 Combine like terms: 0 + 1 = 1 x = 1 Simplifying x = 1

Solution

x = {0, 1}

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