Question

Last month,James bought a tree that grows 3 cm each day. It was 5 cm tall when he bought it and now it is 68 cm tall. The equation 5+ 3d= 68 can be used to find the number of days James has owned the plant

Answer 1

james has had the plant 21 days

Explanation:

5 +3d= 68

5+3d-5= 68-5

3d= 63

3d/3=63/3

d=21