3x^2+33x-5.9=0

Simple and best practice solution for 3x^2+33x-5.9=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 3x^2+33x-5.9=0 equation:


Simplifying
3x2 + 33x + -5.9 = 0

Reorder the terms:
-5.9 + 33x + 3x2 = 0

Solving
-5.9 + 33x + 3x2 = 0

Solving for variable 'x'.

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

Divide each side by '3'.
-1.966666667 + 11x + x2 = 0

Move the constant term to the right:

Add '1.966666667' to each side of the equation.
-1.966666667 + 11x + 1.966666667 + x2 = 0 + 1.966666667

Reorder the terms:
-1.966666667 + 1.966666667 + 11x + x2 = 0 + 1.966666667

Combine like terms: -1.966666667 + 1.966666667 = 0.000000000
0.000000000 + 11x + x2 = 0 + 1.966666667
11x + x2 = 0 + 1.966666667

Combine like terms: 0 + 1.966666667 = 1.966666667
11x + x2 = 1.966666667

The x term is 11x.  Take half its coefficient (5.5).
Square it (30.25) and add it to both sides.

Add '30.25' to each side of the equation.
11x + 30.25 + x2 = 1.966666667 + 30.25

Reorder the terms:
30.25 + 11x + x2 = 1.966666667 + 30.25

Combine like terms: 1.966666667 + 30.25 = 32.216666667
30.25 + 11x + x2 = 32.216666667

Factor a perfect square on the left side:
(x + 5.5)(x + 5.5) = 32.216666667

Calculate the square root of the right side: 5.675972751

Break this problem into two subproblems by setting 
(x + 5.5) equal to 5.675972751 and -5.675972751.

Subproblem 1

x + 5.5 = 5.675972751 Simplifying x + 5.5 = 5.675972751 Reorder the terms: 5.5 + x = 5.675972751 Solving 5.5 + x = 5.675972751 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-5.5' to each side of the equation. 5.5 + -5.5 + x = 5.675972751 + -5.5 Combine like terms: 5.5 + -5.5 = 0.0 0.0 + x = 5.675972751 + -5.5 x = 5.675972751 + -5.5 Combine like terms: 5.675972751 + -5.5 = 0.175972751 x = 0.175972751 Simplifying x = 0.175972751

Subproblem 2

x + 5.5 = -5.675972751 Simplifying x + 5.5 = -5.675972751 Reorder the terms: 5.5 + x = -5.675972751 Solving 5.5 + x = -5.675972751 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-5.5' to each side of the equation. 5.5 + -5.5 + x = -5.675972751 + -5.5 Combine like terms: 5.5 + -5.5 = 0.0 0.0 + x = -5.675972751 + -5.5 x = -5.675972751 + -5.5 Combine like terms: -5.675972751 + -5.5 = -11.175972751 x = -11.175972751 Simplifying x = -11.175972751

Solution

The solution to the problem is based on the solutions from the subproblems. x = {0.175972751, -11.175972751}

See similar equations:

| 12x^3+12=0 | | s^2+13x+42=0 | | -3a^2+9a+54=0 | | 4k+3=13 | | 4[6-(-6x-6)]=144x+168 | | 4x+100=180 | | 4x+9=x+14 | | y=3*15 | | 3[9-(-3x-2)]=63x+69 | | -7+3(1-4x)=-4x-20 | | 10x+49=90 | | 9x+33=63x+69 | | 7b+6a+4a-5b= | | 4x^2+x=12+3x^2 | | (20x)^(1/4)*(10x)^(3/4) | | -x^2+5x=-20+6x | | p=s+(r-1)v | | x=-1,3/5 | | Ky-8x-12=0 | | 5v^2=-2+11v | | X^2-4x=36-4x | | (y+7)(y+7)+5=95 | | 6(3-n)=4-8n | | =8e+67 | | (3x+14)=(5x-2) | | 3x^2+6x-23=0 | | -x^2+20=-8x | | 2(x+5)=6x+7-4x+3 | | .5[5(x+2)+4x]= | | 3(m+8)=29 | | (4x-21)+(2x+87)=180 | | 2f-5=f+2 |

Equations solver categories