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 + -9 = 0
Anything times zero is zero.
x2 + 0x + -9 = 0
Reorder the terms:
0 + -9 + x2 = 0
Combine like terms: 0 + -9 = -9
-9 + x2 = 0
Solving
-9 + x2 = 0
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '9' to each side of the equation.
-9 + 9 + x2 = 0 + 9
Combine like terms: -9 + 9 = 0
0 + x2 = 0 + 9
x2 = 0 + 9
Combine like terms: 0 + 9 = 9
x2 = 9
Simplifying
x2 = 9
Take the square root of each side:
x = {-3, 3}
| 8+18p-4=9p+20-7p | | 294=y-12x | | 88=(P)(0.08)(0.50) | | 420x+69=66666 | | 4=64 | | 66=(2200)(r)(0.75) | | p=64 | | 90=(6000)(0.06)(t) | | -7.8x=54.6 | | 1(-4x-4y)=1(21) | | 225=(5000)(0.06)(t) | | 27=47t-5t^2 | | -2(-4x-2y)=-2(9) | | 132=(2200)(r)(0.75) | | y=y+10 | | 8=4+18t-16t^2 | | 2(-3)-y=-6 | | 5.5p+6=51 | | 5.3q-5.3-5.5q=-1.2q-3.6 | | 325+6.44x=3545 | | 8x-8(3+x)=42 | | 18=(1800)(r)(0.25) | | 7.14-6.28= | | 8x-8+(3+x)=42 | | (-x^2)+6=x | | 525.00+0.21n=585.00+0.13n | | (-x^2)+6=3 | | 2(2x-y)=-6 | | x+.1=4609 | | 88=(2200)(r)(180/360) | | 2r-24=-36+5r | | a/5-a-3/10=7/10 |