20x-x^2-5600=0

Simple and best practice solution for 20x-x^2-5600=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 20x-x^2-5600=0 equation:


Simplifying
20x + -1x2 + -5600 = 0

Reorder the terms:
-5600 + 20x + -1x2 = 0

Solving
-5600 + 20x + -1x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
5600 + -20x + x2 = 0

Move the constant term to the right:

Add '-5600' to each side of the equation.
5600 + -20x + -5600 + x2 = 0 + -5600

Reorder the terms:
5600 + -5600 + -20x + x2 = 0 + -5600

Combine like terms: 5600 + -5600 = 0
0 + -20x + x2 = 0 + -5600
-20x + x2 = 0 + -5600

Combine like terms: 0 + -5600 = -5600
-20x + x2 = -5600

The x term is -20x.  Take half its coefficient (-10).
Square it (100) and add it to both sides.

Add '100' to each side of the equation.
-20x + 100 + x2 = -5600 + 100

Reorder the terms:
100 + -20x + x2 = -5600 + 100

Combine like terms: -5600 + 100 = -5500
100 + -20x + x2 = -5500

Factor a perfect square on the left side:
(x + -10)(x + -10) = -5500

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| x+3.3=9.5 | | 4(2x-3)-3x= | | 3(2x-4)=1 | | -5k-3k+4K=8 | | 6w+3w(4w-2)=2(9w-3) | | -8(8+k)=48 | | 5^-3= | | 3(b-1)=2(5-4b)-b | | 15+5x-8=12x-10 | | x/6-7/18=1/6 | | 0=-5(-11+b) | | 5k-7(k+1)=3(k-2) | | 5f+8j-6a=0 | | (6.13+2.46)-x=3.86 | | 0.1x^3-0.6x^2-0.1x+2=0 | | M=-15(-6)+14 | | M=-1(-1)-2 | | 3(x-11)+2=9(x+3) | | 7.5a+4(125.7134146a)=3312.5 | | -5m+7m-2m= | | 8x-7y-10y+11x+4= | | O=-5(-11+b) | | 7.8+3.5w-1.5forwhat=6.8 | | -1/5x-7/2=-1/3x-5/2 | | 6xy-8xy= | | 8x+16=5x*2 | | 7.5(448.539-0.588c)+4c=3312.5 | | x/3=x+4/5 | | 5/8x-1/4=6 | | 0.80x+0.05(14-x)=0.10(127) | | -4b+18=-6 | | -9-2x+7x=31 |

Equations solver categories