21=h+9

Simple and best practice solution for 21=h+9 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 21=h+9 equation: 



21=h+9

We move all terms to the left:

21-(h+9)=0

We get rid of parentheses

-h-9+21=0

We add all the numbers together, and all the variables

-1h+12=0

We move all terms containing h to the left, all other terms to the right

-h=-12

h=-12/-1

h=+12

See similar equations:

| 21=h=9 | | m=5=4 | | X^2-50x=300 | | 5y-4/8-y-3/5=y+6/4 | | (x–3)(2x-4)=0 | | 3x+4=52. | | 8x-6=3(x-1)+5x | | X+2(2x-20)=180 | | n2-16n+64=0 | | 12=x=+5 | | -2x-4=2(x-8) | | 1/3/3/4=2/5/n | | 1334=25n | | -5x-2x(x+2)-2x=18 | | 2x+11x=24 | | 3(2-x)-3x=-6x+6 | | 25=3x/10+1 | | (1-x)^4=0.1 | | 5/7x+4/7=3/7x+17/14 | | Y-23t=88 | | x+x*0.02=34953.52 | | x+x*0.02=100 | | 35-x=25 | | 3x+3=x=7 | | 10x=5- | | 4(x=8)=2x+16 | | 5x+113=13x-7 | | −2y2−12y=0 | | 3(4x-9)-5=28 | | 4x/5+x=180 | | 35+y=8y | | 2/3(x-5)-x/4+2/4=9/2 |

Equations solver categories