9x^2+25x-24=0

Simple and best practice solution for 9x^2+25x-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 9x^2+25x-24=0 equation:


Simplifying
9x2 + 25x + -24 = 0

Reorder the terms:
-24 + 25x + 9x2 = 0

Solving
-24 + 25x + 9x2 = 0

Solving for variable 'x'.

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

Divide each side by '9'.
-2.666666667 + 2.777777778x + x2 = 0

Move the constant term to the right:

Add '2.666666667' to each side of the equation.
-2.666666667 + 2.777777778x + 2.666666667 + x2 = 0 + 2.666666667

Reorder the terms:
-2.666666667 + 2.666666667 + 2.777777778x + x2 = 0 + 2.666666667

Combine like terms: -2.666666667 + 2.666666667 = 0.000000000
0.000000000 + 2.777777778x + x2 = 0 + 2.666666667
2.777777778x + x2 = 0 + 2.666666667

Combine like terms: 0 + 2.666666667 = 2.666666667
2.777777778x + x2 = 2.666666667

The x term is 2.777777778x.  Take half its coefficient (1.388888889).
Square it (1.929012346) and add it to both sides.

Add '1.929012346' to each side of the equation.
2.777777778x + 1.929012346 + x2 = 2.666666667 + 1.929012346

Reorder the terms:
1.929012346 + 2.777777778x + x2 = 2.666666667 + 1.929012346

Combine like terms: 2.666666667 + 1.929012346 = 4.595679013
1.929012346 + 2.777777778x + x2 = 4.595679013

Factor a perfect square on the left side:
(x + 1.388888889)(x + 1.388888889) = 4.595679013

Calculate the square root of the right side: 2.143753487

Break this problem into two subproblems by setting 
(x + 1.388888889) equal to 2.143753487 and -2.143753487.

Subproblem 1

x + 1.388888889 = 2.143753487 Simplifying x + 1.388888889 = 2.143753487 Reorder the terms: 1.388888889 + x = 2.143753487 Solving 1.388888889 + x = 2.143753487 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.388888889' to each side of the equation. 1.388888889 + -1.388888889 + x = 2.143753487 + -1.388888889 Combine like terms: 1.388888889 + -1.388888889 = 0.000000000 0.000000000 + x = 2.143753487 + -1.388888889 x = 2.143753487 + -1.388888889 Combine like terms: 2.143753487 + -1.388888889 = 0.754864598 x = 0.754864598 Simplifying x = 0.754864598

Subproblem 2

x + 1.388888889 = -2.143753487 Simplifying x + 1.388888889 = -2.143753487 Reorder the terms: 1.388888889 + x = -2.143753487 Solving 1.388888889 + x = -2.143753487 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-1.388888889' to each side of the equation. 1.388888889 + -1.388888889 + x = -2.143753487 + -1.388888889 Combine like terms: 1.388888889 + -1.388888889 = 0.000000000 0.000000000 + x = -2.143753487 + -1.388888889 x = -2.143753487 + -1.388888889 Combine like terms: -2.143753487 + -1.388888889 = -3.532642376 x = -3.532642376 Simplifying x = -3.532642376

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.754864598, -3.532642376}

See similar equations:

| 8p-8p=0 | | -12-8p=7p+6(-p-8) | | 2x+7x=-18 | | 18-6x=-8x-24 | | 18-6x=-8x-4 | | x=7/2(-3) | | 10=h-7 | | X^3-12x+84=-y^2+16y | | -18+6n=-4(4-2n) | | X=-0.6+3.4x | | -26-x=-5(8x-1)+8x | | 5(X-1)-7=-3(-8x+5)-7x | | x^2+y^2+96x+18y-9=0 | | logx(10-3x)=2 | | 18x^3+30xa^2= | | f(x)=6x^2+10 | | -2(k+1)=26+2k | | 2.10x+5=49.5 | | 4*sinx+1=0 | | 2.10+5=49.5 | | 189=-6x+3(-7-18) | | 6p+9q+15r= | | 2x-5(x-2)=4-8x+1 | | 110=6(5-8x) | | -7(5b+2)=21 | | 32+63+x=90 | | -12+3a=2(a+2)+3a | | -7=-2-(n+8) | | -2(6n+8)+3n=-25 | | 4a-4(7-8a)=-28 | | 5a-3a=20-b | | -2+6x=-10+2x |

Equations solver categories