-16.33333333x^2+144.6666667x+6=0

Simple and best practice solution for -16.33333333x^2+144.6666667x+6=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 -16.33333333x^2+144.6666667x+6=0 equation:


Simplifying
-16.33333333x2 + 144.6666667x + 6 = 0

Reorder the terms:
6 + 144.6666667x + -16.33333333x2 = 0

Solving
6 + 144.6666667x + -16.33333333x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-16.33333333 the coefficient of the squared term: 

Divide each side by '-16.33333333'.
-0.3673469389 + -8.857142861x + x2 = 0

Move the constant term to the right:

Add '0.3673469389' to each side of the equation.
-0.3673469389 + -8.857142861x + 0.3673469389 + x2 = 0 + 0.3673469389

Reorder the terms:
-0.3673469389 + 0.3673469389 + -8.857142861x + x2 = 0 + 0.3673469389

Combine like terms: -0.3673469389 + 0.3673469389 = 0.0000000000
0.0000000000 + -8.857142861x + x2 = 0 + 0.3673469389
-8.857142861x + x2 = 0 + 0.3673469389

Combine like terms: 0 + 0.3673469389 = 0.3673469389
-8.857142861x + x2 = 0.3673469389

The x term is -8.857142861x.  Take half its coefficient (-4.428571431).
Square it (19.61224492) and add it to both sides.

Add '19.61224492' to each side of the equation.
-8.857142861x + 19.61224492 + x2 = 0.3673469389 + 19.61224492

Reorder the terms:
19.61224492 + -8.857142861x + x2 = 0.3673469389 + 19.61224492

Combine like terms: 0.3673469389 + 19.61224492 = 19.9795918589
19.61224492 + -8.857142861x + x2 = 19.9795918589

Factor a perfect square on the left side:
(x + -4.428571431)(x + -4.428571431) = 19.9795918589

Calculate the square root of the right side: 4.469853673

Break this problem into two subproblems by setting 
(x + -4.428571431) equal to 4.469853673 and -4.469853673.

Subproblem 1

x + -4.428571431 = 4.469853673 Simplifying x + -4.428571431 = 4.469853673 Reorder the terms: -4.428571431 + x = 4.469853673 Solving -4.428571431 + x = 4.469853673 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.428571431' to each side of the equation. -4.428571431 + 4.428571431 + x = 4.469853673 + 4.428571431 Combine like terms: -4.428571431 + 4.428571431 = 0.000000000 0.000000000 + x = 4.469853673 + 4.428571431 x = 4.469853673 + 4.428571431 Combine like terms: 4.469853673 + 4.428571431 = 8.898425104 x = 8.898425104 Simplifying x = 8.898425104

Subproblem 2

x + -4.428571431 = -4.469853673 Simplifying x + -4.428571431 = -4.469853673 Reorder the terms: -4.428571431 + x = -4.469853673 Solving -4.428571431 + x = -4.469853673 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '4.428571431' to each side of the equation. -4.428571431 + 4.428571431 + x = -4.469853673 + 4.428571431 Combine like terms: -4.428571431 + 4.428571431 = 0.000000000 0.000000000 + x = -4.469853673 + 4.428571431 x = -4.469853673 + 4.428571431 Combine like terms: -4.469853673 + 4.428571431 = -0.041282242 x = -0.041282242 Simplifying x = -0.041282242

Solution

The solution to the problem is based on the solutions from the subproblems. x = {8.898425104, -0.041282242}

See similar equations:

| 9q^2+3q=0 | | 16t^2-38t-30=0 | | 116= | | x+12x+36=7 | | 6x-10=0 | | 2n^4+2n^4= | | 3(b+7)=-36 | | 3+2p-1=9p+4-6p | | 4(x-2)+5=2(3x-8) | | 5x-20=.5*12*4x-10 | | 3z+5=4 | | 18+v+2v-8=9v+19-6v-9 | | r^2+17r=-52 | | y=7+18 | | x^4-1296=0 | | 17r*r^2=-52 | | 6v^2+66+60=0 | | 2x+5=10-1x | | 4w^2-19w=5 | | 4-(-66-68)= | | 11-4*14-12= | | 8x+9y-8(6x-4y)= | | -(32m+74n+3)= | | 4.7*-2.3= | | -(z+18)= | | 15u+12+20u+40= | | 3x^2=8-7x | | 4a^2+12a+9=144 | | 998+9= | | 3x-x= | | 17d-12d= | | -4X+5Y=33 |

Equations solver categories