5x^2+6x-10=0

Simple and best practice solution for 5x^2+6x-10=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 5x^2+6x-10=0 equation:


Simplifying
5x2 + 6x + -10 = 0

Reorder the terms:
-10 + 6x + 5x2 = 0

Solving
-10 + 6x + 5x2 = 0

Solving for variable 'x'.

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

Divide each side by '5'.
-2 + 1.2x + x2 = 0

Move the constant term to the right:

Add '2' to each side of the equation.
-2 + 1.2x + 2 + x2 = 0 + 2

Reorder the terms:
-2 + 2 + 1.2x + x2 = 0 + 2

Combine like terms: -2 + 2 = 0
0 + 1.2x + x2 = 0 + 2
1.2x + x2 = 0 + 2

Combine like terms: 0 + 2 = 2
1.2x + x2 = 2

The x term is 1.2x.  Take half its coefficient (0.6).
Square it (0.36) and add it to both sides.

Add '0.36' to each side of the equation.
1.2x + 0.36 + x2 = 2 + 0.36

Reorder the terms:
0.36 + 1.2x + x2 = 2 + 0.36

Combine like terms: 2 + 0.36 = 2.36
0.36 + 1.2x + x2 = 2.36

Factor a perfect square on the left side:
(x + 0.6)(x + 0.6) = 2.36

Calculate the square root of the right side: 1.53622915

Break this problem into two subproblems by setting 
(x + 0.6) equal to 1.53622915 and -1.53622915.

Subproblem 1

x + 0.6 = 1.53622915 Simplifying x + 0.6 = 1.53622915 Reorder the terms: 0.6 + x = 1.53622915 Solving 0.6 + x = 1.53622915 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.6' to each side of the equation. 0.6 + -0.6 + x = 1.53622915 + -0.6 Combine like terms: 0.6 + -0.6 = 0.0 0.0 + x = 1.53622915 + -0.6 x = 1.53622915 + -0.6 Combine like terms: 1.53622915 + -0.6 = 0.93622915 x = 0.93622915 Simplifying x = 0.93622915

Subproblem 2

x + 0.6 = -1.53622915 Simplifying x + 0.6 = -1.53622915 Reorder the terms: 0.6 + x = -1.53622915 Solving 0.6 + x = -1.53622915 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-0.6' to each side of the equation. 0.6 + -0.6 + x = -1.53622915 + -0.6 Combine like terms: 0.6 + -0.6 = 0.0 0.0 + x = -1.53622915 + -0.6 x = -1.53622915 + -0.6 Combine like terms: -1.53622915 + -0.6 = -2.13622915 x = -2.13622915 Simplifying x = -2.13622915

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.93622915, -2.13622915}

See similar equations:

| 178-6x=39x+23 | | 2(x+4)-5=3(2x-5) | | x-2.3=4.9 | | 42x=-7 | | 3y+17=2y+25 | | 10-7x=24 | | 11-7x=96-42x | | 2.4q-3.2-3.8q=2.4q-3.9 | | 5t^2-3t-14=0 | | 3+3=8 | | g+6=2g-5 | | -2x^2-3x-20=0 | | 2+2=Fish | | 9x=-36 | | 6+4x=30 | | 5(9)-2=s+1 | | 5t^2-3t-14=o | | m=10-n | | 3x+2y=29 | | 2h^2+42h-1080=0 | | 2(7)-3=(7)+4 | | 182-3x=33x+22 | | v=(8.20-2.21w) | | 147-6x=6x+15 | | 9-8x=89-22x | | 3-5x=38 | | 8x-29=67 | | 4.26w=14.4-2.23v | | m=10-2n | | 9x=-45 | | -24-3x=11-10x | | 12(4x-7)=4(12x+6) |

Equations solver categories