If it's not what You are looking for type in the equation solver your own equation and let us solve it.
Simplifying
-1x2 + 4 = 1
Reorder the terms:
4 + -1x2 = 1
Solving
4 + -1x2 = 1
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-4' to each side of the equation.
4 + -4 + -1x2 = 1 + -4
Combine like terms: 4 + -4 = 0
0 + -1x2 = 1 + -4
-1x2 = 1 + -4
Combine like terms: 1 + -4 = -3
-1x2 = -3
Divide each side by '-1'.
x2 = 3
Simplifying
x2 = 3
Take the square root of each side:
x = {-1.732050808, 1.732050808}
| 3s+19s=132 | | 5a-b-3a= | | (8c+3)(5c-15)=0 | | -x^2+4=-x-2 | | .00012x^2+6=0 | | m^2+5m+2=0 | | 0=c(c+6) | | r^2+8r+25=0 | | -5x=-75 | | m^2+5m-2=0 | | -x^2+3=1 | | 5a-6+4a=3a+18 | | -12+32= | | 0=w(w+6) | | -7p^2-3p=-3p(p-7) | | 50=x+2x+(2x+5) | | 4b+2=3+8b | | -13y=-117 | | -3x=2(x+4) | | -x^2+3=-3x+3 | | x(x-y)-y= | | 3x+2=59 | | x^2-.6667x-2.8889=0 | | 2k-3= | | 2x+2=59 | | 0=-x^2+3 | | -130+3x=113-6x | | -3x+5=x+-5 | | -130+3x=113- 6x | | x^2-2x+6=2x^2-6x-26 | | 9x-83=3x+67 | | 12m^2-32m+20=0 |