18+19x^2-36x=0

Simple and best practice solution for 18+19x^2-36x=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 18+19x^2-36x=0 equation:


Simplifying
18 + 19x2 + -36x = 0

Reorder the terms:
18 + -36x + 19x2 = 0

Solving
18 + -36x + 19x2 = 0

Solving for variable 'x'.

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

Divide each side by '19'.
0.9473684211 + -1.894736842x + x2 = 0

Move the constant term to the right:

Add '-0.9473684211' to each side of the equation.
0.9473684211 + -1.894736842x + -0.9473684211 + x2 = 0 + -0.9473684211

Reorder the terms:
0.9473684211 + -0.9473684211 + -1.894736842x + x2 = 0 + -0.9473684211

Combine like terms: 0.9473684211 + -0.9473684211 = 0.0000000000
0.0000000000 + -1.894736842x + x2 = 0 + -0.9473684211
-1.894736842x + x2 = 0 + -0.9473684211

Combine like terms: 0 + -0.9473684211 = -0.9473684211
-1.894736842x + x2 = -0.9473684211

The x term is -1.894736842x.  Take half its coefficient (-0.947368421).
Square it (0.8975069251) and add it to both sides.

Add '0.8975069251' to each side of the equation.
-1.894736842x + 0.8975069251 + x2 = -0.9473684211 + 0.8975069251

Reorder the terms:
0.8975069251 + -1.894736842x + x2 = -0.9473684211 + 0.8975069251

Combine like terms: -0.9473684211 + 0.8975069251 = -0.049861496
0.8975069251 + -1.894736842x + x2 = -0.049861496

Factor a perfect square on the left side:
(x + -0.947368421)(x + -0.947368421) = -0.049861496

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| (W-5)(w-5)-8=0 | | m+4m+r+3m= | | 200+6m=500-5m | | z/2-7=12 | | 0.1x+0.2x+x=1397250 | | (0.1x)(0.2x)(x)=1397250 | | 20x-6-18x+2=17x-8-15x+16 | | 10y/2=120 | | 3(24)+72=6(24) | | -3y(3y+4)=4 | | x^4+x^2+2x^2+4=2x^2+12 | | 5x+70=2x+130 | | 2x^2dy-(x^2+y^2)dx=0 | | -2x=5-5y | | 23-2m=19 | | x(4x-11)=(x+1)(x-3) | | ¹16/9=3 | | 12x-3(2x-3)=9+6x | | 22x-4(3x-6)=24+10x | | (y-15)=-12/17 | | 29/3 | | 11x-2(3x-5)=14+5x | | 89/9 | | 4x-5(x+1)=7 | | 16x-2(3x-3)=8+10x | | .5y=3x-1 | | -10x-3=-5(2x+8)+37 | | 3w+4w-3=32 | | -6x-2=-3(2x+8)+22 | | -20x-11=-5(4x+5) | | y=(x^2-25)(x+2i)(x-2i) | | -26x-8=-7(4x+3) |

Equations solver categories