9x^2+97x+280=0

Simple and best practice solution for 9x^2+97x+280=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 9x^2+97x+280=0 equation:


Simplifying
9x2 + 97x + 280 = 0

Reorder the terms:
280 + 97x + 9x2 = 0

Solving
280 + 97x + 9x2 = 0

Solving for variable 'x'.

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

Divide each side by '9'.
31.11111111 + 10.77777778x + x2 = 0

Move the constant term to the right:

Add '-31.11111111' to each side of the equation.
31.11111111 + 10.77777778x + -31.11111111 + x2 = 0 + -31.11111111

Reorder the terms:
31.11111111 + -31.11111111 + 10.77777778x + x2 = 0 + -31.11111111

Combine like terms: 31.11111111 + -31.11111111 = 0.00000000
0.00000000 + 10.77777778x + x2 = 0 + -31.11111111
10.77777778x + x2 = 0 + -31.11111111

Combine like terms: 0 + -31.11111111 = -31.11111111
10.77777778x + x2 = -31.11111111

The x term is 10.77777778x.  Take half its coefficient (5.38888889).
Square it (29.04012347) and add it to both sides.

Add '29.04012347' to each side of the equation.
10.77777778x + 29.04012347 + x2 = -31.11111111 + 29.04012347

Reorder the terms:
29.04012347 + 10.77777778x + x2 = -31.11111111 + 29.04012347

Combine like terms: -31.11111111 + 29.04012347 = -2.07098764
29.04012347 + 10.77777778x + x2 = -2.07098764

Factor a perfect square on the left side:
(x + 5.38888889)(x + 5.38888889) = -2.07098764

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 7z-10z-16=4+3z | | 3x^(19/3)-15=0 | | 3*x-5=18x+6 | | 8x-14=7x-2 | | -12c+6c=12 | | 8x^(9/7)-40=0 | | 8x-22=x+27 | | -3m+9(5m+10)= | | 4(3d+2)=2(6d+4) | | 3r+5r-3=13 | | 2/5y+7=5 | | 7x-2+8x-14=180 | | 15=3x^2-2x-39 | | 5m+2+(m+1)=23 | | 7x-14=28x | | x5=12 | | 1+7x-4x= | | 8x-14+7x-2=180 | | 3k^2=675 | | 17+w/-5=-3 | | -2(3)+3(-2)+2(-6)= | | -3-x=1/2 | | (7/8)x-(9/10)=-(1/8) | | -3-x=12 | | 14-g=-2 | | n-6+1-2n= | | (13/15)x-(7/9)=-(1/5) | | 8x=8x-16 | | 9+10x=21 | | 12m=102 | | 3/4+2=5/4x+17/8 | | (2/13)=(8/13)x+(4/13) |

Equations solver categories