209-100x+12x^2=0

Simple and best practice solution for 209-100x+12x^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 209-100x+12x^2=0 equation:


Simplifying
209 + -100x + 12x2 = 0

Solving
209 + -100x + 12x2 = 0

Solving for variable 'x'.

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

Divide each side by '12'.
17.41666667 + -8.333333333x + x2 = 0

Move the constant term to the right:

Add '-17.41666667' to each side of the equation.
17.41666667 + -8.333333333x + -17.41666667 + x2 = 0 + -17.41666667

Reorder the terms:
17.41666667 + -17.41666667 + -8.333333333x + x2 = 0 + -17.41666667

Combine like terms: 17.41666667 + -17.41666667 = 0.00000000
0.00000000 + -8.333333333x + x2 = 0 + -17.41666667
-8.333333333x + x2 = 0 + -17.41666667

Combine like terms: 0 + -17.41666667 = -17.41666667
-8.333333333x + x2 = -17.41666667

The x term is -8.333333333x.  Take half its coefficient (-4.166666667).
Square it (17.36111111) and add it to both sides.

Add '17.36111111' to each side of the equation.
-8.333333333x + 17.36111111 + x2 = -17.41666667 + 17.36111111

Reorder the terms:
17.36111111 + -8.333333333x + x2 = -17.41666667 + 17.36111111

Combine like terms: -17.41666667 + 17.36111111 = -0.05555556
17.36111111 + -8.333333333x + x2 = -0.05555556

Factor a perfect square on the left side:
(x + -4.166666667)(x + -4.166666667) = -0.05555556

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 5k^2+23k=-12 | | 290+3x=30 | | 7+16y=9 | | 7/16=7.(1/4)^x | | 3ln(m^4)-4ln(6m)=7 | | 4x-20y=13 | | 3=p-1 | | 2+12=v | | 5y*2= | | y=5/3(0)-5 | | 8x-2y=-3 | | 4-1x=6x+20 | | z-19=-21 | | 80-40y/20-2x=px/py | | (1x+20)=2x | | (4x-22)=80 | | -x^2-8x+8373x^3-301934+3=x-392x+x^3 | | 26x-16-14x=4(3x-5)+4 | | -16+5x=12x+28 | | (x-3)(x-3)(x+2i)= | | 5a=-3a+3/5a | | 25=8(5b+4) | | 5(-1x+3)=-20 | | X=8x^4-50x^2+63 | | 25=-8+9x+27 | | 2u+3=23 | | Y=2x^2+8x-6 | | x^6-3x^3-10=0 | | 6v^6/36v^2 | | .5X+6=.3X+18 | | 3x-10+7x= | | 15/2-i= |

Equations solver categories