Answer:
i can help you with that
first fine a number divisible by 7 14 and 15. 7 times 2 is 14 and 1 times 15 is 15 grab a piece of paper and write down 7 14 15 away from each other and 7 is divisible by 1 14 is divisible by 2 or 7 times 2. and 15 is divisible by 1. so there are only one number that has 7 and two numbers that have one your greatest common factor is 1. please correct me if i am wrong
Step-by-step explanation:
