y^2-121=0

Simple and best practice solution for y^2-121=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 y^2-121=0 equation: 


Simplifying
y2 + -121 = 0

Reorder the terms:
-121 + y2 = 0

Solving
-121 + y2 = 0

Solving for variable 'y'.

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

Add '121' to each side of the equation.
-121 + 121 + y2 = 0 + 121

Combine like terms: -121 + 121 = 0
0 + y2 = 0 + 121
y2 = 0 + 121

Combine like terms: 0 + 121 = 121
y2 = 121

Simplifying
y2 = 121

Take the square root of each side:
y = {-11, 11}

See similar equations:

| y+5=10 | | -[8z-(15z+8)]=8+(6z+2) | | -17p-5(2-5p)=4(p-4)-38 | | X^2+25x+600=0 | | -24=v+2 | | x^2+4x+2=y | | x-14=22 | | 2.7-2y=3 | | -19=14+x | | 25+x=50 | | 64k^2=16 | | 2.5-2y=4 | | -12=p+9 | | 4+a=2 | | -14=v+2 | | 20+k=27 | | x+2*2=6 | | -15+m=-22 | | k-10=-22 | | 2-2y=4 | | 26x^2-27x=0 | | -2p^2= | | 25x^3+10x^2-15x= | | k-10=-23 | | 5=3x-y | | -6=a-10 | | 24+10n=2+3(8+4n) | | b+18=-5 | | 20=-14+n | | x+2*4=6 | | (2x-1)=(x+5) | | x^2+3*x=40 |

Equations solver categories