x^2+5x-2880=0

Simple and best practice solution for x^2+5x-2880=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 x^2+5x-2880=0 equation:


Simplifying
x2 + 5x + -2880 = 0

Reorder the terms:
-2880 + 5x + x2 = 0

Solving
-2880 + 5x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '2880' to each side of the equation.
-2880 + 5x + 2880 + x2 = 0 + 2880

Reorder the terms:
-2880 + 2880 + 5x + x2 = 0 + 2880

Combine like terms: -2880 + 2880 = 0
0 + 5x + x2 = 0 + 2880
5x + x2 = 0 + 2880

Combine like terms: 0 + 2880 = 2880
5x + x2 = 2880

The x term is 5x.  Take half its coefficient (2.5).
Square it (6.25) and add it to both sides.

Add '6.25' to each side of the equation.
5x + 6.25 + x2 = 2880 + 6.25

Reorder the terms:
6.25 + 5x + x2 = 2880 + 6.25

Combine like terms: 2880 + 6.25 = 2886.25
6.25 + 5x + x2 = 2886.25

Factor a perfect square on the left side:
(x + 2.5)(x + 2.5) = 2886.25

Calculate the square root of the right side: 53.723830839

Break this problem into two subproblems by setting 
(x + 2.5) equal to 53.723830839 and -53.723830839.

Subproblem 1

x + 2.5 = 53.723830839 Simplifying x + 2.5 = 53.723830839 Reorder the terms: 2.5 + x = 53.723830839 Solving 2.5 + x = 53.723830839 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + x = 53.723830839 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = 53.723830839 + -2.5 x = 53.723830839 + -2.5 Combine like terms: 53.723830839 + -2.5 = 51.223830839 x = 51.223830839 Simplifying x = 51.223830839

Subproblem 2

x + 2.5 = -53.723830839 Simplifying x + 2.5 = -53.723830839 Reorder the terms: 2.5 + x = -53.723830839 Solving 2.5 + x = -53.723830839 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-2.5' to each side of the equation. 2.5 + -2.5 + x = -53.723830839 + -2.5 Combine like terms: 2.5 + -2.5 = 0.0 0.0 + x = -53.723830839 + -2.5 x = -53.723830839 + -2.5 Combine like terms: -53.723830839 + -2.5 = -56.223830839 x = -56.223830839 Simplifying x = -56.223830839

Solution

The solution to the problem is based on the solutions from the subproblems. x = {51.223830839, -56.223830839}

See similar equations:

| p-58=195 | | 6x^4=42 | | T^2+14t-72=0 | | log(5x+7)=log(x-8) | | X^2=12x-49 | | 3r+8r-3=0 | | 3x+2y-4z=8 | | 9(m-2)-m=8(m-3)6 | | 8(y-3)+4(y+1)=40 | | -5x+22=-13 | | lny=-lnx+C | | 62-50-y=4*4-12 | | 2n(n-5)+4(n-5)= | | 7(m-3)+2(3m+10)=40 | | -4x-15=-35 | | 3w^2+18w-1=0 | | -2(3y-4)+4y=-2 | | Log^5(3x+2)=3 | | x^2+24x=9 | | 8.3y=28.967 | | Qd=600-100p | | 3(m+5)+2(m+9)= | | 12x-45=-80 | | -7x+3y=84 | | Qs=-150+150 | | 2+20-0+10+1= | | 4(2-4y)=8y+24 | | ln(4x)-ln(3x)=2 | | 9999999999999999+10= | | 5x+10=21+4x | | (5w-2)(6-w)=0 | | -9x+4=-7x-18 |

Equations solver categories