.7x^2+12x+200=0

Simple and best practice solution for .7x^2+12x+200=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 .7x^2+12x+200=0 equation:


Simplifying
0.7x2 + 12x + 200 = 0

Reorder the terms:
200 + 12x + 0.7x2 = 0

Solving
200 + 12x + 0.7x2 = 0

Solving for variable 'x'.

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

Divide each side by '0.7'.
285.7142857 + 17.14285714x + x2 = 0

Move the constant term to the right:

Add '-285.7142857' to each side of the equation.
285.7142857 + 17.14285714x + -285.7142857 + x2 = 0 + -285.7142857

Reorder the terms:
285.7142857 + -285.7142857 + 17.14285714x + x2 = 0 + -285.7142857

Combine like terms: 285.7142857 + -285.7142857 = 0.0000000
0.0000000 + 17.14285714x + x2 = 0 + -285.7142857
17.14285714x + x2 = 0 + -285.7142857

Combine like terms: 0 + -285.7142857 = -285.7142857
17.14285714x + x2 = -285.7142857

The x term is 17.14285714x.  Take half its coefficient (8.57142857).
Square it (73.46938773) and add it to both sides.

Add '73.46938773' to each side of the equation.
17.14285714x + 73.46938773 + x2 = -285.7142857 + 73.46938773

Reorder the terms:
73.46938773 + 17.14285714x + x2 = -285.7142857 + 73.46938773

Combine like terms: -285.7142857 + 73.46938773 = -212.24489797
73.46938773 + 17.14285714x + x2 = -212.24489797

Factor a perfect square on the left side:
(x + 8.57142857)(x + 8.57142857) = -212.24489797

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 106=-2(-5+8b) | | 81xm= | | 150+.50x=345.50 | | -5x-1=-2(x+5) | | x+2+2(x+4)=4x | | 150+.50=345.50 | | s+3.5s+20=74 | | 4(3x+2)=12x+6 | | 156=-6(-7n-5) | | 6-6x=5x-15+18 | | -3=-3(2-1) | | 5(2x-12)+3=-1 | | -152=19r | | 9x-17=5x+7 | | -20=-2+8m+6 | | 2x+3(x-2)=-2+8x+8 | | 4x-2[x-3]=2+4x+4 | | 7r+5s=36 | | 6x+4=6x-2 | | 0+7(25)=175 | | 3[x-6]+2=5x-2 | | 2(x^2-49)-12=8 | | 5+6=47 | | b+7(25)=175 | | 3x=(x+2+x+4)-1 | | -7.5=-9.9-m | | 24=6m-4-2m | | 6x+6=-9 | | 4x^2-16x-56=0 | | 1-8x-2=23 | | 2x+35=10-37 | | 2y+2-4x=0 |

Equations solver categories