2x^2-11x+180=0

Simple and best practice solution for 2x^2-11x+180=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 2x^2-11x+180=0 equation:


Simplifying
2x2 + -11x + 180 = 0

Reorder the terms:
180 + -11x + 2x2 = 0

Solving
180 + -11x + 2x2 = 0

Solving for variable 'x'.

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

Divide each side by '2'.
90 + -5.5x + x2 = 0

Move the constant term to the right:

Add '-90' to each side of the equation.
90 + -5.5x + -90 + x2 = 0 + -90

Reorder the terms:
90 + -90 + -5.5x + x2 = 0 + -90

Combine like terms: 90 + -90 = 0
0 + -5.5x + x2 = 0 + -90
-5.5x + x2 = 0 + -90

Combine like terms: 0 + -90 = -90
-5.5x + x2 = -90

The x term is -5.5x.  Take half its coefficient (-2.75).
Square it (7.5625) and add it to both sides.

Add '7.5625' to each side of the equation.
-5.5x + 7.5625 + x2 = -90 + 7.5625

Reorder the terms:
7.5625 + -5.5x + x2 = -90 + 7.5625

Combine like terms: -90 + 7.5625 = -82.4375
7.5625 + -5.5x + x2 = -82.4375

Factor a perfect square on the left side:
(x + -2.75)(x + -2.75) = -82.4375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 27.95*3+.28=200 | | V^2+8v=15 | | 4x-10=-7x+78 | | 1.03x=30900 | | 3y-5+4y-8= | | 2X-X-2(X+4)=3X | | 1.03x=40685 | | D^2-2d-4=0 | | 1.3x=30900 | | 1/4(3-x)=3/8 | | -7x+1=-5-x | | m^2+6m+6=-2 | | 2950=30(t-55) | | 2x+5+3=25 | | n-52=-3/29(18+n) | | P=3.50v-200 | | 4(C+2)+3=27 | | 6ab^2-10ab= | | H^2+4h=1 | | y^3+3y^2-4y^1-12y=0 | | 10+x=2x-3 | | 7(-9+4x)=-91 | | 3.50v-200=2425 | | (2/3x)+6=5 | | 3+5x=3x-15 | | -(A-7)+4=-2(A+4) | | 6ab^2+10ab= | | n/3=n/5+2/15 | | -3(-2x+2)=0 | | 303=58r-45 | | x+3x+4x=48 | | 2(8-6x)=-20 |

Equations solver categories