2x^2+5x+36=0

Simple and best practice solution for 2x^2+5x+36=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+5x+36=0 equation:


Simplifying
2x2 + 5x + 36 = 0

Reorder the terms:
36 + 5x + 2x2 = 0

Solving
36 + 5x + 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'.
18 + 2.5x + x2 = 0

Move the constant term to the right:

Add '-18' to each side of the equation.
18 + 2.5x + -18 + x2 = 0 + -18

Reorder the terms:
18 + -18 + 2.5x + x2 = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 2.5x + x2 = 0 + -18
2.5x + x2 = 0 + -18

Combine like terms: 0 + -18 = -18
2.5x + x2 = -18

The x term is 2.5x.  Take half its coefficient (1.25).
Square it (1.5625) and add it to both sides.

Add '1.5625' to each side of the equation.
2.5x + 1.5625 + x2 = -18 + 1.5625

Reorder the terms:
1.5625 + 2.5x + x2 = -18 + 1.5625

Combine like terms: -18 + 1.5625 = -16.4375
1.5625 + 2.5x + x2 = -16.4375

Factor a perfect square on the left side:
(x + 1.25)(x + 1.25) = -16.4375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 42+2x=7(-x+8)-59 | | 1755x+205=50 | | 1755x+50=205 | | Y^2+6y-2x+8=10 | | 438=2x+74 | | 2(3x-1)+5x=4x+2 | | P*p^3= | | 205+50=1755x | | 5x-17+2x+50=180 | | 8x+2x=11-1 | | 84=6+3x | | 205+50x=300 | | 205x+50=1755 | | 8=4w-3 | | 2(3x-1)+5+4x=2 | | 1755=205x+20 | | 75+0.05x=300 | | 19=4/3x | | 7t=t+36 | | 15w=-1 | | 1755=205+20x | | y-19=5 | | 4+3w=-8 | | 4(x-8)+23=4x-9 | | 29+4n=-7(1-5n)+5n | | 273=105-x | | 75x+0.05=300 | | 9(x-3)+17=8x-5 | | 15356x=123456789 | | 3(x-2)+1=3x-4 | | 3x^2-24x+102=0 | | 3x+3-5x-3=4x |

Equations solver categories