2x(2x+4)+3=0

Simple and best practice solution for 2x(2x+4)+3=0 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(2x+4)+3=0 equation:


Simplifying
2x(2x + 4) + 3 = 0

Reorder the terms:
2x(4 + 2x) + 3 = 0
(4 * 2x + 2x * 2x) + 3 = 0
(8x + 4x2) + 3 = 0

Reorder the terms:
3 + 8x + 4x2 = 0

Solving
3 + 8x + 4x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(3 + 2x)(1 + 2x) = 0

Subproblem 1

Set the factor '(3 + 2x)' equal to zero and attempt to solve: Simplifying 3 + 2x = 0 Solving 3 + 2x = 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 + 2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 2x = 0 + -3 2x = 0 + -3 Combine like terms: 0 + -3 = -3 2x = -3 Divide each side by '2'. x = -1.5 Simplifying x = -1.5

Subproblem 2

Set the factor '(1 + 2x)' equal to zero and attempt to solve: Simplifying 1 + 2x = 0 Solving 1 + 2x = 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 + 2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 2x = 0 + -1 2x = 0 + -1 Combine like terms: 0 + -1 = -1 2x = -1 Divide each side by '2'. x = -0.5 Simplifying x = -0.5

Solution

x = {-1.5, -0.5}

See similar equations:

| 5x+3(x+2)+4x-7x=-(3x+2x) | | 2+8x=5x+8 | | 8d-14=-22 | | 27=3+24V | | -5k+3=-12 | | 9(3k)=55 | | -27-6x=3x | | 3x^2-2x=12 | | 7x-2=10x-5 | | 3x^2+14x+15=0 | | -6c+25=-11 | | -7=3+5z | | -6y=10-4y | | 8x^2+6x+5=0 | | 1.3+0.4= | | n+12+1=-3(n+9)+4(7n+10) | | 10-2x=-3 | | 6g+10=40 | | 2x(2x+5)+4=0 | | x-2(4x-9)=6x-21 | | 25x+40=35 | | -2.4+18.6= | | 3n-6=0 | | 29-7x=2x+15 | | 8x-7=19+9x | | n+n+1+n+2=279 | | 5-8x=41-36x | | x^5-2x^4-x^3+2x^2=0 | | 2-4(x-3)=2x-3 | | 24=6+2w | | 4x+11=77-7x | | 3(5-n)=27 |

Equations solver categories