y^2-225=0

Simple and best practice solution for y^2-225=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^2-225=0 equation: 


Simplifying
y2 + -225 = 0

Reorder the terms:
-225 + y2 = 0

Solving
-225 + y2 = 0

Solving for variable 'y'.

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

Add '225' to each side of the equation.
-225 + 225 + y2 = 0 + 225

Combine like terms: -225 + 225 = 0
0 + y2 = 0 + 225
y2 = 0 + 225

Combine like terms: 0 + 225 = 225
y2 = 225

Simplifying
y2 = 225

Take the square root of each side:
y = {-15, 15}

See similar equations:

| -5x-y=-13 | | 5/6=425/x | | -5x-2x=14 | | G(-3)=10x-4 | | x^4-7x^2-9=0 | | Y=2x-100 | | 6(4x-8)+3=15+8(3x-2) | | -5xyz+9xyz-8xyz-xyz= | | 3x^2-30x-72=0 | | -4y-3=2-3y | | 4y-3=2-3y | | 8/5=x/3945 | | F(4)=-3x+1 | | n^3+2n^2-35n=0 | | 6=8(a-3/4)-20 | | 7(x-2)=12+3x | | 3y-6=9y+30 | | k^2-9k=0 | | 1/4x-5+3x=7/2x-6 | | 5+y/-8=12 | | -11x-7=-13x-16 | | .66x-4=.5 | | 10=5x-3 | | 9x-54=6x+27 | | 7/5=63/x | | 3p^3-21p^2-90p=0 | | 6x-7=27x+7 | | 7x-14=12+3x | | 3+-1x+2=3 | | 3(x+7)=2x-1 | | u/6-2=-5 | | 7/5=x/63 |

Equations solver categories