2x^2=-3x-2

Simple and best practice solution for 2x^2=-3x-2 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=-3x-2 equation:


Simplifying
2x2 = -3x + -2

Reorder the terms:
2x2 = -2 + -3x

Solving
2x2 = -2 + -3x

Solving for variable 'x'.

Reorder the terms:
2 + 3x + 2x2 = -2 + -3x + 2 + 3x

Reorder the terms:
2 + 3x + 2x2 = -2 + 2 + -3x + 3x

Combine like terms: -2 + 2 = 0
2 + 3x + 2x2 = 0 + -3x + 3x
2 + 3x + 2x2 = -3x + 3x

Combine like terms: -3x + 3x = 0
2 + 3x + 2x2 = 0

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

Divide each side by '2'.
1 + 1.5x + x2 = 0

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + 1.5x + -1 + x2 = 0 + -1

Reorder the terms:
1 + -1 + 1.5x + x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 1.5x + x2 = 0 + -1
1.5x + x2 = 0 + -1

Combine like terms: 0 + -1 = -1
1.5x + x2 = -1

The x term is 1.5x.  Take half its coefficient (0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
1.5x + 0.5625 + x2 = -1 + 0.5625

Reorder the terms:
0.5625 + 1.5x + x2 = -1 + 0.5625

Combine like terms: -1 + 0.5625 = -0.4375
0.5625 + 1.5x + x2 = -0.4375

Factor a perfect square on the left side:
(x + 0.75)(x + 0.75) = -0.4375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| x+0.6=1.4(x+1) | | y-54=7y | | 5(7x+6)=-75 | | x/3=27 | | 8x-4=7x+2 | | 2m+5=9+4m | | 110k=-7 | | 1110k=-7 | | n/2-7/2=-11 | | 3a^4+24a^3+48a^2=0 | | 6=1-2n | | 2(2-4x)=-60 | | 3x=-8x+18 | | (14x+9)(5x-15)=0 | | 50=8x-6 | | 11d+9d=5d+28 | | 2W+14=6-4W | | 5x=0.8(5x-2) | | -3x+4=0 | | 120-2x=3x | | -x(x-4)+9=6x(x-4) | | -5(-5+3x)=-50 | | -10x+5=-15 | | 5|3x-7|+429= | | 3(x+1)=-18 | | 8x^7-28x^6+20x^5= | | .3x+.3=.5x+.1-.2x | | x-.05=190 | | 0.09x+4.09=4.81 | | x^3+9x^2-81x-729=0 | | 4p-2=10 | | -x(x-4)=6x(x-4)+9 |

Equations solver categories