Write a system of equations to describe the situation below, solve using substitution, and fill in the blanks. Malik and his mom are planting vegetables in their garden. Malik has finished planting 7 rows of carrots so far and is
planting new rows at a rate of 5 rows per hour. His mom has finished 10 rows of tomatoes and will continue
planting at 2 rows per hour. Once they have an equal number of carrot and tomato rows, they will take a break and
decide what to plant next.
a. How many hours will it take for them to plant the same number of vegetable rows? How many rows will they each
have completed?