-4.9x^2+49.4x-354.4387=0

Simple and best practice solution for -4.9x^2+49.4x-354.4387=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 -4.9x^2+49.4x-354.4387=0 equation:


Simplifying
-4.9x2 + 49.4x + -354.4387 = 0

Reorder the terms:
-354.4387 + 49.4x + -4.9x2 = 0

Solving
-354.4387 + 49.4x + -4.9x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-4.9 the coefficient of the squared term: 

Divide each side by '-4.9'.
72.33442857 + -10.08163265x + x2 = 0

Move the constant term to the right:

Add '-72.33442857' to each side of the equation.
72.33442857 + -10.08163265x + -72.33442857 + x2 = 0 + -72.33442857

Reorder the terms:
72.33442857 + -72.33442857 + -10.08163265x + x2 = 0 + -72.33442857

Combine like terms: 72.33442857 + -72.33442857 = 0.00000000
0.00000000 + -10.08163265x + x2 = 0 + -72.33442857
-10.08163265x + x2 = 0 + -72.33442857

Combine like terms: 0 + -72.33442857 = -72.33442857
-10.08163265x + x2 = -72.33442857

The x term is -10.08163265x.  Take half its coefficient (-5.040816325).
Square it (25.40982922) and add it to both sides.

Add '25.40982922' to each side of the equation.
-10.08163265x + 25.40982922 + x2 = -72.33442857 + 25.40982922

Reorder the terms:
25.40982922 + -10.08163265x + x2 = -72.33442857 + 25.40982922

Combine like terms: -72.33442857 + 25.40982922 = -46.92459935
25.40982922 + -10.08163265x + x2 = -46.92459935

Factor a perfect square on the left side:
(x + -5.040816325)(x + -5.040816325) = -46.92459935

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| X*2+3=20 | | (5u-5)+6=31 | | 10x-12y-120=0 | | 2x+16-3x+4= | | 6x^2-7=7 | | -F-G=300forG | | (m+3)(2m-5)=2m^2+4m-3 | | x-2d+2y=12.35y | | -24=-28x | | ln^5-3x=10 | | =9-(17.54x)-(1.54)x^2 | | 10x+50=9x-45+x | | -5-x=-17 | | 26+k=264 | | 5x[3x]=5 | | 6(y+2)+2y=10-3 | | -24=-28 | | 48x^3-4x^2-4x=0 | | 9+3q=13+2q | | 41.67+60%= | | 6+6n=-3+4n+5n | | -5x-7(2x-5)=168 | | -56=4-10x | | 41.67/60%= | | 65+(x-5)+x=x | | 3.2x+5=8.2 | | 5p+8+3p= | | 7d-1=-15 | | -G-F=300forG | | 4x-16+2x=6x+24-40 | | -28-4a=-4(a+7) | | 60%*41.67= |

Equations solver categories