h^2-21=60

Simple and best practice solution for h^2-21=60 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 h^2-21=60 equation: 


Simplifying
h2 + -21 = 60

Reorder the terms:
-21 + h2 = 60

Solving
-21 + h2 = 60

Solving for variable 'h'.

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

Add '21' to each side of the equation.
-21 + 21 + h2 = 60 + 21

Combine like terms: -21 + 21 = 0
0 + h2 = 60 + 21
h2 = 60 + 21

Combine like terms: 60 + 21 = 81
h2 = 81

Simplifying
h2 = 81

Take the square root of each side:
h = {-9, 9}

See similar equations:

| 0.7x-0.2=8.3x+7.2 | | x+4+x+4= | | 6=64t^2+vot+ho | | 12+(5-y)=51 | | 12+(y+5)=26 | | f(x)=x^2-4x+4 | | c^2+6=0 | | -58-10x=90-45x | | 91-3x=3x+9 | | 5(y+4)=-2(3y-8)+y | | -6-9+(-4)= | | 3(5-2x)=-2(6-3x)-10x | | 2x^2-9x-3=9-9x | | -11-2x=-37-10x | | 2x+7=25-7 | | 6x+69=9x-6 | | 2(2+5)=3(x-10) | | 5/16x+3/8x=1/4x+2 | | x*x+6x=8 | | 5(3+2y)+4y=3 | | 230-3x=42x+5 | | 5x+31=5x+4 | | 7x+14-9x=20-13x+11x-6 | | (x+4)+(x+5)= | | 15-(3m+4)=2+4m-19 | | (x+5)(x-3)(x^2+1)=0 | | 13/3=y/8 | | 2n+13=5+3n | | 9x+6=2x+10 | | 1/4x=1/2-7/8 | | -2/y-5=7 | | 2n+13=5 |

Equations solver categories