-x^2-1=-1

Simple and best practice solution for -x^2-1=-1 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 -x^2-1=-1 equation: 


Simplifying
-1x2 + -1 = -1

Reorder the terms:
-1 + -1x2 = -1

Add '1' to each side of the equation.
-1 + 1 + -1x2 = -1 + 1

Combine like terms: -1 + 1 = 0
0 + -1x2 = -1 + 1
-1x2 = -1 + 1

Combine like terms: -1 + 1 = 0
-1x2 = 0

Solving
-1x2 = 0

Solving for variable 'x'.

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

Divide each side by '-1'.
x2 = 0

Simplifying
x2 = 0

Take the square root of each side:
x = {0}

See similar equations:

| x-3=-2/3(x-6) | | 10h+9-7=10h+2 | | X^2+15x+8=o | | 6/7x=x-1 | | 600*0.65+x*60=3390 | | 2x-4=(-16) | | 4a=3x+10 | | (4+2)+8=14 | | -6x^4-15x^3-14x^2-16x=0 | | y=-(x-2)-3 | | x^4-12z^2+27=0 | | 5x+3x-4=36 | | 8t-3=-3t+8t | | 5.99x+1.25=20.99 | | 2=4m/6 | | 0.40x+0.05(6-x)=0.10(-11) | | 5+6-2b=-5b-10 | | 7x^2+2x=-9 | | 30/w=5 | | -6d-2d=16d | | 0x=-2x^2+18 | | 2k/3=4 | | 3(2x+3)=a(x)+b | | 3x+4x=5x+2x | | 3x-4a=7x+10 | | 4k-1=47 | | 7=7+5f | | -x-2=-13 | | 600*0.65-x*60=3390 | | 15p-12=11p+22 | | 7x+32= | | 3(2x+3)=ax+b |

Equations solver categories