Y^2+42=51

Simple and best practice solution for Y^2+42=51 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+42=51 equation: 


Simplifying
Y2 + 42 = 51

Reorder the terms:
42 + Y2 = 51

Solving
42 + Y2 = 51

Solving for variable 'Y'.

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

Add '-42' to each side of the equation.
42 + -42 + Y2 = 51 + -42

Combine like terms: 42 + -42 = 0
0 + Y2 = 51 + -42
Y2 = 51 + -42

Combine like terms: 51 + -42 = 9
Y2 = 9

Simplifying
Y2 = 9

Take the square root of each side:
Y = {-3, 3}

See similar equations:

| 3t-14=31 | | 5m^2-19=26 | | 6w=5w+4 | | 7/k-3/4-5k=3/8 | | 9/10i | | 4j^2=64 | | 3x-46+x+4=x | | -7=2+1x | | 4(8-5u)=-2-u | | y=5(-1)+2 | | -10m=-6-8m | | D^2+52=56 | | D^2+52=0 | | 2x+-4=3x+6 | | 3/4y-8=12 | | 2x=5x+9 | | 36p^2-98=23 | | 3=3(v+6)-8v | | 4/5*20x | | 173-w=81 | | a=1/2cx | | 12u^2=3 | | 4x^2+83=99 | | 3x-46+x+48=180 | | -4n-16=2n-70 | | 22a+6a+12a-39a=40 | | 2x+4=2x+-8 | | 50k^2-8=0 | | M+25=3 | | -3+10u=-83 | | J^2-98=-82 | | 4d+4d-4d-4d+3d+2=17 |

Equations solver categories