n^2-49=0

Simple and best practice solution for n^2-49=0 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 n^2-49=0 equation: 


Simplifying
n2 + -49 = 0

Reorder the terms:
-49 + n2 = 0

Solving
-49 + n2 = 0

Solving for variable 'n'.

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

Add '49' to each side of the equation.
-49 + 49 + n2 = 0 + 49

Combine like terms: -49 + 49 = 0
0 + n2 = 0 + 49
n2 = 0 + 49

Combine like terms: 0 + 49 = 49
n2 = 49

Simplifying
n2 = 49

Take the square root of each side:
n = {-7, 7}

See similar equations:

| -6f+13=2f-f-11 | | 2(0)-x=8 | | 100x^2-9=0 | | .2x-.4=.6(2x-6)-.1 | | 2(-r+5)+2=-2r-4(1+2r) | | 4n-17=7 | | -3x+73=-(-2x)+32 | | -y=-2x+30 | | 2x^2+16x-40=0 | | 72=6m | | 5-0.67(2k-1)=7 | | -x=-24 | | 39=-3w | | 5x=-75 | | -16v=-32 | | 4x+5yi=32-25i | | 9+4x+4=25 | | 9+4+4=25 | | -54=9q | | 19n-9n+n-11=22 | | 7x+18=3x+46 | | -6(3t+3)=18 | | -54=-6q | | 7p+15-1510p=6 | | 8x+100=300 | | 7(9+x)+9(13-x)=154 | | -2x-10=4 | | 30=-y | | x^2+2xy+y^2=0 | | 3y+10=2y+20 | | 3x+17=41 | | 8n=-32 |

Equations solver categories