Please help!! Martha works at a small jewelry store. She designs 2 rings in the first hour. Every additional hour, she designs 3 new rings.

Select all the functions that can be used to find the number of rings, r(n), she designs in n hours.

2nd option and 4th option, other functions don't apply, remember r(1) can't be 3 since the she designs 2 rings in the first hour.

Answered by GAUTHMATH

answer: if you weigh 60 pounds on earth, on the moon you will weigh about 10 pounds. if you weigh 120 pounds on earth, you will weigh about 20 pounds on the moon. since weight is caused by the mass of two objects that are near each other, the bigger the objects, the more the force of gravity.

step-by-step explanation: if you weigh 60 pounds on earth, on the moon you will weigh about 10 pounds. if you weigh 120 pounds on earth, you will weigh about 20 pounds on the moon. since weight is caused by the mass of two objects that are near each other, the bigger the objects, the more the force of gravity.

my answer is$ 12

step-by-step explanation:

because 15 -2=12