Answer:
9a-65
Step-by-step explanation:
simply write 9a+(add the remaining numbers all together)
The second one is the function
Answer: number of blue pen = 128
Number of pen in the box = 320
Step-by-step explanation:
The sum of three primes is 18 so they must all be smaller than 18 as well.
Primes less than 18=2,3,5,7,11,13,17
2,3, and 13
2,5, and 11
There are two solutions...