2x^2+80x-1288=0

Simple and best practice solution for 2x^2+80x-1288=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+80x-1288=0 equation:


Simplifying
2x2 + 80x + -1288 = 0

Reorder the terms:
-1288 + 80x + 2x2 = 0

Solving
-1288 + 80x + 2x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-644 + 40x + x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-644 + 40x + x2)' equal to zero and attempt to solve: Simplifying -644 + 40x + x2 = 0 Solving -644 + 40x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '644' to each side of the equation. -644 + 40x + 644 + x2 = 0 + 644 Reorder the terms: -644 + 644 + 40x + x2 = 0 + 644 Combine like terms: -644 + 644 = 0 0 + 40x + x2 = 0 + 644 40x + x2 = 0 + 644 Combine like terms: 0 + 644 = 644 40x + x2 = 644 The x term is 40x. Take half its coefficient (20). Square it (400) and add it to both sides. Add '400' to each side of the equation. 40x + 400 + x2 = 644 + 400 Reorder the terms: 400 + 40x + x2 = 644 + 400 Combine like terms: 644 + 400 = 1044 400 + 40x + x2 = 1044 Factor a perfect square on the left side: (x + 20)(x + 20) = 1044 Calculate the square root of the right side: 32.310988843 Break this problem into two subproblems by setting (x + 20) equal to 32.310988843 and -32.310988843.

Subproblem 1

x + 20 = 32.310988843 Simplifying x + 20 = 32.310988843 Reorder the terms: 20 + x = 32.310988843 Solving 20 + x = 32.310988843 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-20' to each side of the equation. 20 + -20 + x = 32.310988843 + -20 Combine like terms: 20 + -20 = 0 0 + x = 32.310988843 + -20 x = 32.310988843 + -20 Combine like terms: 32.310988843 + -20 = 12.310988843 x = 12.310988843 Simplifying x = 12.310988843

Subproblem 2

x + 20 = -32.310988843 Simplifying x + 20 = -32.310988843 Reorder the terms: 20 + x = -32.310988843 Solving 20 + x = -32.310988843 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-20' to each side of the equation. 20 + -20 + x = -32.310988843 + -20 Combine like terms: 20 + -20 = 0 0 + x = -32.310988843 + -20 x = -32.310988843 + -20 Combine like terms: -32.310988843 + -20 = -52.310988843 x = -52.310988843 Simplifying x = -52.310988843

Solution

The solution to the problem is based on the solutions from the subproblems. x = {12.310988843, -52.310988843}

Solution

x = {12.310988843, -52.310988843}

See similar equations:

| 3i/5-9i | | 40x-2y=225 | | 50(4+14)-8(1-n)= | | .75x+5=.50x+9 | | 2y=225-40x | | 40x=2y+225 | | 1n+2(n-1)+3(n-2)= | | 3x+18=4-24x | | 11y/5-1=21 | | 40x+15=2y+240 | | 11y/4b=19 | | 10-(6x+4)=10x-26 | | 12=9y+18x | | -3x-4=2x+15 | | 4s^2-4s-12= | | 3/2x^2-5/2x-7 | | 4x^3+3x^2=14 | | 2169-650= | | 5n-12=-2 | | -0.4(3x-1)+8(0.8x-0.3)=5-(3.8x+4) | | z^2-4i=0 | | -3/5+3/10 | | -n/9+1=-1 | | 4+3x=5+6x | | 1/(1-a)^2 | | 1/(1-a) | | y=6x-10x | | y=6x*5 | | 8+m=4+m | | (5y+4)(2y-1)=0 | | y=6x^5-10x^3 | | 3x+3=-15+6x |

Equations solver categories