Y^2-79=90

Simple and best practice solution for Y^2-79=90 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^2-79=90 equation: 


Simplifying
Y2 + -79 = 90

Reorder the terms:
-79 + Y2 = 90

Solving
-79 + Y2 = 90

Solving for variable 'Y'.

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

Add '79' to each side of the equation.
-79 + 79 + Y2 = 90 + 79

Combine like terms: -79 + 79 = 0
0 + Y2 = 90 + 79
Y2 = 90 + 79

Combine like terms: 90 + 79 = 169
Y2 = 169

Simplifying
Y2 = 169

Take the square root of each side:
Y = {-13, 13}

See similar equations:

| ln*x+ln*2x=10 | | 4xb=522 | | -4x-4+19+21=-x-7x | | (4x+7)-y= | | 5+16x+53=90 | | D-18.84=-3.14 | | 5x-16=3x-22 | | x-.16=527.10 | | S+5.9=19.2 | | 999999999999999999999999999999999999999999999999999999999999999999999999*999999999999999999999999999999999999999999999999999999999999999999999999999= | | -9-5-8+x= | | -17+7m-14m=3-8m | | 4n+10=-6n | | (2z-1)(z+3)=15 | | 6x+x-64=27 | | 2(2x-8)=4(4x-4) | | x^2(x^2-1)-81(x^2-1)=0 | | -3(x-9)=4x-8 | | .22x=44 | | 2xs=16 | | 120+x+128=90 | | -.03+r=4.7 | | 3.5(x+0.2)=7 | | 25+5x=-x+11x | | n^2+14n-30=0 | | 3x+6=4x+30-5x | | 3-8y=35 | | 19=r-29 | | 1x+12=5x-3 | | 108=2l+2(24) | | 5s+25.5=f | | 1-b=-21+b |

Equations solver categories