2x^2+4x-32=0

Simple and best practice solution for 2x^2+4x-32=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^2+4x-32=0 equation:


Simplifying
2x2 + 4x + -32 = 0

Reorder the terms:
-32 + 4x + 2x2 = 0

Solving
-32 + 4x + 2x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-16 + 2x + x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-16 + 2x + x2)' equal to zero and attempt to solve: Simplifying -16 + 2x + x2 = 0 Solving -16 + 2x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '16' to each side of the equation. -16 + 2x + 16 + x2 = 0 + 16 Reorder the terms: -16 + 16 + 2x + x2 = 0 + 16 Combine like terms: -16 + 16 = 0 0 + 2x + x2 = 0 + 16 2x + x2 = 0 + 16 Combine like terms: 0 + 16 = 16 2x + x2 = 16 The x term is 2x. Take half its coefficient (1). Square it (1) and add it to both sides. Add '1' to each side of the equation. 2x + 1 + x2 = 16 + 1 Reorder the terms: 1 + 2x + x2 = 16 + 1 Combine like terms: 16 + 1 = 17 1 + 2x + x2 = 17 Factor a perfect square on the left side: (x + 1)(x + 1) = 17 Calculate the square root of the right side: 4.123105626 Break this problem into two subproblems by setting (x + 1) equal to 4.123105626 and -4.123105626.

Subproblem 1

x + 1 = 4.123105626 Simplifying x + 1 = 4.123105626 Reorder the terms: 1 + x = 4.123105626 Solving 1 + x = 4.123105626 Solving for variable 'x'. 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 = 4.123105626 + -1 Combine like terms: 1 + -1 = 0 0 + x = 4.123105626 + -1 x = 4.123105626 + -1 Combine like terms: 4.123105626 + -1 = 3.123105626 x = 3.123105626 Simplifying x = 3.123105626

Subproblem 2

x + 1 = -4.123105626 Simplifying x + 1 = -4.123105626 Reorder the terms: 1 + x = -4.123105626 Solving 1 + x = -4.123105626 Solving for variable 'x'. 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 = -4.123105626 + -1 Combine like terms: 1 + -1 = 0 0 + x = -4.123105626 + -1 x = -4.123105626 + -1 Combine like terms: -4.123105626 + -1 = -5.123105626 x = -5.123105626 Simplifying x = -5.123105626

Solution

The solution to the problem is based on the solutions from the subproblems. x = {3.123105626, -5.123105626}

Solution

x = {3.123105626, -5.123105626}

See similar equations:

| 5x+38=2x+47 | | 5(2+n)=3(n+6) | | 2x^2+4x+32=0 | | 3x+14=x+20 | | 4(x+8)=82 | | h=-16t^2+96t+408 | | 9c=44-2 | | X-(-9)=18 | | 2(x-7)=5(x+2) | | 3(4z-1)-3(z+1)=5(z+1) | | 7x-(x+8)=2x-36 | | 6x-24=36 | | 9+(r+5)r=330 | | 4r^2=9r | | -7x+10=66 | | 9t-6-6t=60 | | 14+-10= | | 2x+1=31 | | x-5y=8 | | 8x-2=62 | | 5x-9=46 | | 30-3x=6x+16 | | 5-7x=65-35x | | -120-9x=7x+24 | | 4n^2-8n-1=0 | | 5x+8=-112-10x | | 101-3x=4x+17 | | -29-2x=13-8x | | x*8-3=61 | | 57-5x=9x+15 | | 4x+8=68 | | 6x+8=80-3x |

Equations solver categories