0=0.0021x^2-0.286x+16.28

Simple and best practice solution for 0=0.0021x^2-0.286x+16.28 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=0.0021x^2-0.286x+16.28 equation:


Simplifying
0 = 0.0021x2 + -0.286x + 16.28

Reorder the terms:
0 = 16.28 + -0.286x + 0.0021x2

Solving
0 = 16.28 + -0.286x + 0.0021x2

Solving for variable 'x'.

Combine like terms: 0 + -16.28 = -16.28
-16.28 + 0.286x + -0.0021x2 = 16.28 + -0.286x + 0.0021x2 + -16.28 + 0.286x + -0.0021x2

Reorder the terms:
-16.28 + 0.286x + -0.0021x2 = 16.28 + -16.28 + -0.286x + 0.286x + 0.0021x2 + -0.0021x2

Combine like terms: 16.28 + -16.28 = 0.00
-16.28 + 0.286x + -0.0021x2 = 0.00 + -0.286x + 0.286x + 0.0021x2 + -0.0021x2
-16.28 + 0.286x + -0.0021x2 = -0.286x + 0.286x + 0.0021x2 + -0.0021x2

Combine like terms: -0.286x + 0.286x = 0.000
-16.28 + 0.286x + -0.0021x2 = 0.000 + 0.0021x2 + -0.0021x2
-16.28 + 0.286x + -0.0021x2 = 0.0021x2 + -0.0021x2

Combine like terms: 0.0021x2 + -0.0021x2 = 0.0000
-16.28 + 0.286x + -0.0021x2 = 0.0000

Begin completing the square.  Divide all terms by
-0.0021 the coefficient of the squared term: 

Divide each side by '-0.0021'.
7752.380952 + -136.1904762x + x2 = 0

Move the constant term to the right:

Add '-7752.380952' to each side of the equation.
7752.380952 + -136.1904762x + -7752.380952 + x2 = 0 + -7752.380952

Reorder the terms:
7752.380952 + -7752.380952 + -136.1904762x + x2 = 0 + -7752.380952

Combine like terms: 7752.380952 + -7752.380952 = 0.000000
0.000000 + -136.1904762x + x2 = 0 + -7752.380952
-136.1904762x + x2 = 0 + -7752.380952

Combine like terms: 0 + -7752.380952 = -7752.380952
-136.1904762x + x2 = -7752.380952

The x term is -136.1904762x.  Take half its coefficient (-68.0952381).
Square it (4636.961452) and add it to both sides.

Add '4636.961452' to each side of the equation.
-136.1904762x + 4636.961452 + x2 = -7752.380952 + 4636.961452

Reorder the terms:
4636.961452 + -136.1904762x + x2 = -7752.380952 + 4636.961452

Combine like terms: -7752.380952 + 4636.961452 = -3115.4195
4636.961452 + -136.1904762x + x2 = -3115.4195

Factor a perfect square on the left side:
(x + -68.0952381)(x + -68.0952381) = -3115.4195

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 9b+3a-2a-b= | | 0.25x+0.75(10-x)=0.79(10) | | 5.3+5=3.2u-2.7 | | h=144t-256t | | 2u^2-12u=58 | | 2.4x-1.5=3 | | -4(4q+9)+4(q-7)= | | 0.95x+0.05(100-x)=0.11(100) | | 3x^2-2x+0=3.5 | | 3x+5x-10=70 | | 1(x-2)+4x=10(x+3) | | 2y=2(3)-8 | | (3/4*4)b+2=b-100 | | 18x=109.8 | | 6x+10=5x+7 | | 3(2+x)=-1+x | | 23x^2=(x+11)(x+11) | | 8(x-6)=-3(x+3) | | -4m-8=4(-3n+2) | | 5(4x+1)= | | -9-c+8c=-23 | | -4.2+7.5X=2(1.3x-3.8) | | 2.5y-8=9-1.66y | | 7y(y-4)+5y=-28 | | -49=x^2-14x | | 3a-4+2a+5+111=180 | | 5y(y-4)+5y=-28 | | 2(31)-5(3x+1)= | | 5x-2x+7-x= | | 5m-3=2m-10 | | 5-m+4+4m= | | 3x-10=25+x+15 |

Equations solver categories