8x^2+18=0

Simple and best practice solution for 8x^2+18=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 8x^2+18=0 equation:


Simplifying
8x2 + 18 = 0

Reorder the terms:
18 + 8x2 = 0

Solving
18 + 8x2 = 0

Solving for variable 'x'.

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

Add '-18' to each side of the equation.
18 + -18 + 8x2 = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 8x2 = 0 + -18
8x2 = 0 + -18

Combine like terms: 0 + -18 = -18
8x2 = -18

Divide each side by '8'.
x2 = -2.25

Simplifying
x2 = -2.25

Reorder the terms:
2.25 + x2 = -2.25 + 2.25

Combine like terms: -2.25 + 2.25 = 0.00
2.25 + x2 = 0.00

The solution to this equation could not be determined.

See similar equations:

| -b+2=9 | | -(5x-3)+2x=11-(4x+2) | | m*0.20+75=m*0.35 | | 8(y+3)=4y+20 | | -2(3x-12)=4x+x+2 | | 6t-4=8 | | -2(-2m+2)-(-5m+7)=34 | | 4x-15=10x+2 | | 8/x=12/7 | | -20=1+6x+3 | | 2a^2+4ab+2b^2-50=0 | | -12+2p=5(6p-8) | | 15-3v=-6(1-3v) | | 10-3(a+2)=8+a | | (4x+7)(6x-9)=118 | | 3(X+4)+2(2X-1)= | | 6(x+4)+3= | | -7-6(1v+5)=-85 | | -2x+6=6 | | -0.83(-.4x+12)=-8 | | 7/9w=14 | | 15x^2+7-2=0 | | -7-6(1v+6)=-85 | | 6(8x-4)=12x+24 | | 213-x=121 | | .5=sin(x) | | 7u=14/9 | | 6=1.75x+2+2.25x | | .5(1)=sin(x(1)) | | 7(2n+3)=8(4n+8)+3 | | 4.5x-7+1.5x-9=3 | | 94=-w+157 |

Equations solver categories