-0.05x^2+0.6x+2=0

Simple and best practice solution for -0.05x^2+0.6x+2=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 -0.05x^2+0.6x+2=0 equation:


Simplifying
-0.05x2 + 0.6x + 2 = 0

Reorder the terms:
2 + 0.6x + -0.05x2 = 0

Solving
2 + 0.6x + -0.05x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-0.05 the coefficient of the squared term: 

Divide each side by '-0.05'.
-40 + -12x + x2 = 0

Move the constant term to the right:

Add '40' to each side of the equation.
-40 + -12x + 40 + x2 = 0 + 40

Reorder the terms:
-40 + 40 + -12x + x2 = 0 + 40

Combine like terms: -40 + 40 = 0
0 + -12x + x2 = 0 + 40
-12x + x2 = 0 + 40

Combine like terms: 0 + 40 = 40
-12x + x2 = 40

The x term is -12x.  Take half its coefficient (-6).
Square it (36) and add it to both sides.

Add '36' to each side of the equation.
-12x + 36 + x2 = 40 + 36

Reorder the terms:
36 + -12x + x2 = 40 + 36

Combine like terms: 40 + 36 = 76
36 + -12x + x2 = 76

Factor a perfect square on the left side:
(x + -6)(x + -6) = 76

Calculate the square root of the right side: 8.717797887

Break this problem into two subproblems by setting 
(x + -6) equal to 8.717797887 and -8.717797887.

Subproblem 1

x + -6 = 8.717797887 Simplifying x + -6 = 8.717797887 Reorder the terms: -6 + x = 8.717797887 Solving -6 + x = 8.717797887 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + x = 8.717797887 + 6 Combine like terms: -6 + 6 = 0 0 + x = 8.717797887 + 6 x = 8.717797887 + 6 Combine like terms: 8.717797887 + 6 = 14.717797887 x = 14.717797887 Simplifying x = 14.717797887

Subproblem 2

x + -6 = -8.717797887 Simplifying x + -6 = -8.717797887 Reorder the terms: -6 + x = -8.717797887 Solving -6 + x = -8.717797887 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + x = -8.717797887 + 6 Combine like terms: -6 + 6 = 0 0 + x = -8.717797887 + 6 x = -8.717797887 + 6 Combine like terms: -8.717797887 + 6 = -2.717797887 x = -2.717797887 Simplifying x = -2.717797887

Solution

The solution to the problem is based on the solutions from the subproblems. x = {14.717797887, -2.717797887}

See similar equations:

| 11x+2y=30 | | 3x+107=8x-13 | | 4x+6y-10z= | | 11x+2y=31 | | X+4+x+9+x^2-3x+3x-4=57 | | 3x+y=1810 | | 8x^3+4x^2+2x+1=0 | | 11x+2y-28=0 | | t/4-5=13 | | 13x-87-7x-11=16-178 | | 4x-1/5x+2=1 | | 4x-1|5x+2=1 | | 4x-15x+2=1 | | w^4-22w^2+13=0 | | 8x-17+31+9x-69-18=-39 | | 4x-7/2 | | 6x-5y+8=32 | | 2.5x+1=20 | | 5x-5+6x-12=4 | | z^4+-16*z^2+100=0 | | 3=18-3ln(8.1x) | | 5x+33=7x-13 | | y=-2+0.33y | | 1/2y-5=-7 | | y+y+y+x=27 | | 7x-16=3x+3 | | y+y+y+y+x=27 | | 8x+17=6x+59 | | 4x(x-512)=660 | | 2x^2+3xy-4x-4=0 | | 22-4v=2v+4 | | 0.6=/50 |

Equations solver categories