2x^2-3x=-6

Simple and best practice solution for 2x^2-3x=-6 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=-6 equation:


Simplifying
2x2 + -3x = -6

Reorder the terms:
-3x + 2x2 = -6

Solving
-3x + 2x2 = -6

Solving for variable 'x'.

Reorder the terms:
6 + -3x + 2x2 = -6 + 6

Combine like terms: -6 + 6 = 0
6 + -3x + 2x2 = 0

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

Divide each side by '2'.
3 + -1.5x + x2 = 0

Move the constant term to the right:

Add '-3' to each side of the equation.
3 + -1.5x + -3 + x2 = 0 + -3

Reorder the terms:
3 + -3 + -1.5x + x2 = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -1.5x + x2 = 0 + -3
-1.5x + x2 = 0 + -3

Combine like terms: 0 + -3 = -3
-1.5x + x2 = -3

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 = -3 + 0.5625

Reorder the terms:
0.5625 + -1.5x + x2 = -3 + 0.5625

Combine like terms: -3 + 0.5625 = -2.4375
0.5625 + -1.5x + x2 = -2.4375

Factor a perfect square on the left side:
(x + -0.75)(x + -0.75) = -2.4375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 2x+2(7x-8)=64 | | 3x-16+4y=0 | | 41=23x | | (2t2+13t+12)/(3t+4) | | X/5=14/20 | | 5=n+14 | | 9x-13-9-78+56x= | | 2y-13=12-5y | | 40-10x=4x+3(2x-20) | | 5=n | | 7x+54=2x-6 | | 9=8 | | y=3(2x-5) | | 2(x^2+3)-4x=5 | | 2t2+13t+12/3t+4 | | 2x-46=32 | | 3y^2+10y=8 | | 4m-14=3m-2 | | 24m=9 | | v-18=-3 | | 0.2x+0.5=0.7x-1.5 | | 6ln(7x)=18 | | 6(7+x)=5x | | 2r+3=15 | | 6(7+x)=5c | | k=x/p | | 3x+22=3+6x-8 | | 8(x-4)-2(x-1)+7x= | | 3x/3x+6 | | 28+30x=1 | | 6x+1=5x+1 | | 19.95+0.21t=24.95+0.16 |

Equations solver categories