If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
x2 + 0x + -2 = 0
Anything times zero is zero.
x2 + 0x + -2 = 0
Reorder the terms:
0 + -2 + x2 = 0
Combine like terms: 0 + -2 = -2
-2 + x2 = 0
Solving
-2 + x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '2' to each side of the equation.
-2 + 2 + x2 = 0 + 2
Combine like terms: -2 + 2 = 0
0 + x2 = 0 + 2
x2 = 0 + 2
Combine like terms: 0 + 2 = 2
x2 = 2
Simplifying
x2 = 2
Take the square root of each side:
x = {-1.414213562, 1.414213562}
| 10x-15=7x-9 | | p(x)=x^2-4x-12 | | 10+3x=-x+58 | | 12x+22=7x+3 | | 3x+8x=4 | | 400=a^3 | | 16=-3(22-y)+2(y-4) | | 6-4=210 | | 20-5x=10-7x | | 4mn*5mn=20mn | | 37-5x=5-9x | | 1.3+2.4=2.6 | | 5x+13=-19-3x | | 4x+7=-35-2x | | -16r+400=0 | | X+2x+5=180 | | 9y+2=35 | | 9+12x=9+x | | 14x-(8x-3)=27 | | 2c(c-5)= | | sum=-14 | | 25Y^2-70Y+49= | | X+(8x-1)=98 | | 62=30-4(x-3) | | 7x=5-3x | | 100(48200-x)=42800 | | 9+9x=-15+x | | 8x-2(x+5)=5(2x-6)-8 | | 10h+3=93 | | -9x+4=-6x-17 | | 3xsquared+x-5=0 | | 4f^2-16=0 |