4/5h+9=21

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Solution for 4/5h+9=21 equation: 



4/5h+9=21

We move all terms to the left:

4/5h+9-(21)=0



Domain of the equation: 5h!=0

h!=0/5

h!=0

h∈R



We add all the numbers together, and all the variables

4/5h-12=0

We multiply all the terms by the denominator


-12*5h+4=0

Wy multiply elements

-60h+4=0

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

-60h=-4

h=-4/-60

h=1/15

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