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

Simple and best practice solution for 2x(x+3)=(3x+1)(x+3) equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

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


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

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

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

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

Multiply (1 + 3x) * (3 + x)
6x + 2x2 = (1(3 + x) + 3x * (3 + x))
6x + 2x2 = ((3 * 1 + x * 1) + 3x * (3 + x))
6x + 2x2 = ((3 + 1x) + 3x * (3 + x))
6x + 2x2 = (3 + 1x + (3 * 3x + x * 3x))
6x + 2x2 = (3 + 1x + (9x + 3x2))

Combine like terms: 1x + 9x = 10x
6x + 2x2 = (3 + 10x + 3x2)

Solving
6x + 2x2 = 3 + 10x + 3x2

Solving for variable 'x'.

Reorder the terms:
-3 + 6x + -10x + 2x2 + -3x2 = 3 + 10x + 3x2 + -3 + -10x + -3x2

Combine like terms: 6x + -10x = -4x
-3 + -4x + 2x2 + -3x2 = 3 + 10x + 3x2 + -3 + -10x + -3x2

Combine like terms: 2x2 + -3x2 = -1x2
-3 + -4x + -1x2 = 3 + 10x + 3x2 + -3 + -10x + -3x2

Reorder the terms:
-3 + -4x + -1x2 = 3 + -3 + 10x + -10x + 3x2 + -3x2

Combine like terms: 3 + -3 = 0
-3 + -4x + -1x2 = 0 + 10x + -10x + 3x2 + -3x2
-3 + -4x + -1x2 = 10x + -10x + 3x2 + -3x2

Combine like terms: 10x + -10x = 0
-3 + -4x + -1x2 = 0 + 3x2 + -3x2
-3 + -4x + -1x2 = 3x2 + -3x2

Combine like terms: 3x2 + -3x2 = 0
-3 + -4x + -1x2 = 0

Factor out the Greatest Common Factor (GCF), '-1'.
-1(3 + 4x + x2) = 0

Factor a trinomial.
-1((3 + x)(1 + x)) = 0

Ignore the factor -1.

Subproblem 1

Set the factor '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

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 = {-3, -1}

See similar equations:

| 7+8x-4=7x+39-3x | | (2x-7)(3x^2+7x+4)=0 | | 5r+6r=77 | | 5y^2-21y=0 | | 16r^3-9r=0 | | -2x^2+12x-13=0 | | 2x-16=x+36 | | 2t=-12 | | 0.1(0.1x+0.1)=-0.7 | | -(2w-3y-1)= | | 5.4q-1.5-4.9q=-0.5q-5.7 | | -6(3b+1)+(19b-3)=0 | | 6(3b+1)+(19b-3)=0 | | 2(a+4)=32 | | 4(x-7)=2x+8 | | r(r-5)=-6 | | 16(3x-7)=4(12x+6) | | 8+12t-3=6t+25-4t | | 2t+10t=24 | | 5(2+x)-3(3x+2)=-5 | | u=10v | | x+0.18=-0.14 | | 30+38-2x=787 | | (4W+6)-2W=(W-6)+10+14 | | X^3-14X+42=0 | | 12-x=16+5x | | 4.6q-2.8-5.5q=1.9q-4.8 | | y(y-5)-7(y-5)= | | -(7y+5)-(6y-7)=-6 | | 13x+7-4=12x-3 | | (1+2i)+(3+7i)-2(1-i)= | | 120=w+4 |

Equations solver categories