-x^2-7=16

Simple and best practice solution for -x^2-7=16 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^2-7=16 equation:


Simplifying
-1x2 + -7 = 16

Reorder the terms:
-7 + -1x2 = 16

Solving
-7 + -1x2 = 16

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + -1x2 = 16 + 7

Combine like terms: -7 + 7 = 0
0 + -1x2 = 16 + 7
-1x2 = 16 + 7

Combine like terms: 16 + 7 = 23
-1x2 = 23

Divide each side by '-1'.
x2 = -23

Simplifying
x2 = -23

Reorder the terms:
23 + x2 = -23 + 23

Combine like terms: -23 + 23 = 0
23 + x2 = 0

The solution to this equation could not be determined.

See similar equations:

| X+(x+6)+2x=54 | | (2+y)*(2+y)=100-y^2 | | x/3=y/4 | | x=5slope | | 3(2x+3)=7 | | 10-4n=13-n | | (y^3+2x^2y)dx-(2x^3+2xy^2)dy=0 | | 3xsqaured-13x+14=0 | | W-2/2 | | .2b+6=.5b+12 | | 3x-m=m(x-3)+6 | | 1.2*1.6=0.35*1.6-1.36 | | mx-4x=m^2-16 | | 2=360/4 | | 4m^2-x-9=x | | (4v+9)(5-v)=0 | | 5(x^2+10*5x^2-3)=500 | | y=3xsin(-7x) | | (13x-19)/12=7 | | 4y-1=11 | | (x^2-a)*8=0 | | 5(2n+3)=45 | | 5*(2/3)-1 | | 7(x^2+7)=100 | | 3x+5x+4x+2x=360 | | -2(6y-1)+2y=2(y+8) | | n*n-n-10=0 | | 4m^2-9=x+2m | | Nn-n-10=0 | | 3x(4x-5)+7=0 | | 5x+7=46 | | 9x^2-12x+29=9 |

Equations solver categories