Serial numbers for a product are to be made using 2 letters followed by 3 digits the letters are to be taken from the first 6 letters of the alphabet with no repeats the digits are to be taken from 10 digits with no repeats how many serial numbers are there

what

what are you doing do you need examples of variable questions?

step-by-step explanation:

5a-1=9               bring the one over the =

5a=10                     divide by your variable

a=2

brainliest? ?

here try this one

3a-24=0

the answer is d

step-by-step explanation:

you can also use mathway to get you answer + steps