2x^2+40=0

Simple and best practice solution for 2x^2+40=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+40=0 equation:


Simplifying
2x2 + 40 = 0

Reorder the terms:
40 + 2x2 = 0

Solving
40 + 2x2 = 0

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-40' to each side of the equation.
40 + -40 + 2x2 = 0 + -40

Combine like terms: 40 + -40 = 0
0 + 2x2 = 0 + -40
2x2 = 0 + -40

Combine like terms: 0 + -40 = -40
2x2 = -40

Divide each side by '2'.
x2 = -20

Simplifying
x2 = -20

Reorder the terms:
20 + x2 = -20 + 20

Combine like terms: -20 + 20 = 0
20 + x2 = 0

The solution to this equation could not be determined.

See similar equations:

| -2x-2=-9x | | -27x-5=-15x-113 | | 4-3x=2+5x | | 3x^2-24x+27=0 | | -27x-5=-15x-133 | | -2n-2=-10 | | 5+5x+3x=29 | | 4=2x-16 | | -108=-96-12a | | 2x+6=4x-8 | | -10w+20=-10 | | 7+9x=43 | | 6x-6=12x-24 | | 5(t-6)+7t=6(2t+3)-12 | | -12-4x=12 | | 1.1x-2.2y-5.1x-6.4y= | | 5(x+3)=2(2x-5) | | x^2-16x=-15 | | 4x+8=5x+5 | | 2x^4-5x^2+10x=0 | | 2x^4-5x^2+10x-2=0 | | 2x-9y=27 | | 7(x-3)=-5(x+1)+26 | | 4x^2+3y^2+8x-12y-32=0 | | 5+5(w+2)w= | | 5x+2=4+3x | | k=-4xyz | | 6m+11=8m+17 | | (x-70)/70=.3684 | | 12m+14=15m+23 | | 2m+10=5m+17 | | (52-38)/38=x |

Equations solver categories