If it's not what You are looking for type in the equation solver your own equation and let us solve it.
21+6h=105
We move all terms to the left:
21+6h-(105)=0
We add all the numbers together, and all the variables
6h-84=0
We move all terms containing h to the left, all other terms to the right
6h=84
h=84/6
h=14
| 7v=17,5 | | .10x=5 | | -1/8(n+3)=-1/8(n+1) | | 10=4(3a+2$ | | 7m+1/2=22 | | x+5/6=62/3 | | 1/2m+7=22 | | 5g+2.95=18.90 | | 10^2n+5=8 | | 2=8u | | 10x+5x=-23 | | -y+12=-3 | | y=10y=2 | | 5=d2 | | 1/4y−6=1/3y | | 3t-6-2t=-10t+14 | | -3t-6-2t=-10t+140/1 | | 3t-6-2t=-10t+140/1 | | 198=8(3x-2)+7(4+x) | | 3z+-3=15 | | 5x-2(x-18)=6-2(x+15) | | 20x+(3+x)*5=165 | | 13+x/4=-3 | | 4.25^2-4.25x+1/3x^2=0 | | 3x+x+x-5=180 | | 4(8y-5)+6(7+y)=136 | | m8=12 | | 10v-2v=16 | | -8x^2=288 | | e5-14=21 | | 5+5(2)=x | | 4(5y+7)-9(2y)=34 |