2(x^2)-15x+24=0

Simple and best practice solution for 2(x^2)-15x+24=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 2(x^2)-15x+24=0 equation:


Simplifying
2(x2) + -15x + 24 = 0

Reorder the terms:
24 + -15x + 2x2 = 0

Solving
24 + -15x + 2x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
2 the coefficient of the squared term: 

Divide each side by '2'.
12 + -7.5x + x2 = 0

Move the constant term to the right:

Add '-12' to each side of the equation.
12 + -7.5x + -12 + x2 = 0 + -12

Reorder the terms:
12 + -12 + -7.5x + x2 = 0 + -12

Combine like terms: 12 + -12 = 0
0 + -7.5x + x2 = 0 + -12
-7.5x + x2 = 0 + -12

Combine like terms: 0 + -12 = -12
-7.5x + x2 = -12

The x term is -7.5x.  Take half its coefficient (-3.75).
Square it (14.0625) and add it to both sides.

Add '14.0625' to each side of the equation.
-7.5x + 14.0625 + x2 = -12 + 14.0625

Reorder the terms:
14.0625 + -7.5x + x2 = -12 + 14.0625

Combine like terms: -12 + 14.0625 = 2.0625
14.0625 + -7.5x + x2 = 2.0625

Factor a perfect square on the left side:
(x + -3.75)(x + -3.75) = 2.0625

Calculate the square root of the right side: 1.436140662

Break this problem into two subproblems by setting 
(x + -3.75) equal to 1.436140662 and -1.436140662.

Subproblem 1

x + -3.75 = 1.436140662 Simplifying x + -3.75 = 1.436140662 Reorder the terms: -3.75 + x = 1.436140662 Solving -3.75 + x = 1.436140662 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.75' to each side of the equation. -3.75 + 3.75 + x = 1.436140662 + 3.75 Combine like terms: -3.75 + 3.75 = 0.00 0.00 + x = 1.436140662 + 3.75 x = 1.436140662 + 3.75 Combine like terms: 1.436140662 + 3.75 = 5.186140662 x = 5.186140662 Simplifying x = 5.186140662

Subproblem 2

x + -3.75 = -1.436140662 Simplifying x + -3.75 = -1.436140662 Reorder the terms: -3.75 + x = -1.436140662 Solving -3.75 + x = -1.436140662 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3.75' to each side of the equation. -3.75 + 3.75 + x = -1.436140662 + 3.75 Combine like terms: -3.75 + 3.75 = 0.00 0.00 + x = -1.436140662 + 3.75 x = -1.436140662 + 3.75 Combine like terms: -1.436140662 + 3.75 = 2.313859338 x = 2.313859338 Simplifying x = 2.313859338

Solution

The solution to the problem is based on the solutions from the subproblems. x = {5.186140662, 2.313859338}

See similar equations:

| 5(5)+8(8)=c^2 | | -3n-6+n=-2 | | 2(x+8)+5x= | | f(x)=x^2-5x+10 | | 5(7-3)=19 | | 3b-10=-22 | | 2s-5=-19+4s | | 2(x+5)-21= | | 5/x-6/1/x^2-36+5/x+6 | | -4k-9+6k=-5 | | 4(4x-4)=2(8x+9) | | 15=-x+3 | | 4+(-7)= | | 5(x+1)+12= | | 5x^3-6x^2+1=0 | | 6+3p-4=9p+2-3p | | 7-2(4p-1)=-5p | | -6(7-4x)= | | -42=5h+23 | | 5(5)+b^2=13(13) | | -3n+2=6n-9 | | 20x^3-24x^2+4=0 | | r+9=19 | | 9-(2x+14)=49-8x | | -9(2y-8)= | | 6y-3=4y+13 | | 13t+4=-36 | | v^2+9+14=0 | | 2w^2+1w=66 | | (3x/2)(3x/2)(3x/2)(3x/2) | | 11y=-56 | | 4x-25=6x-50 |

Equations solver categories