Leah liked to balance objects she found around the house using the science kits she got for Christmas. She found that 3 identical apples and a 5-gram weight exactly balanced with a 50-gram weight.Leah said she could tell how much each apple weighed by solving the equation 3a+5=50. Prove Leah was correct by finding the weight of 1 apple.
Answer: A=________
3a+5=50
3a = 50 - 5
3a = 45
a = 15