Question

Plant A is 12 inches tall and grows at a rate of 1.5

inches per week. Plant B is 6 inches tall and grows
- at a rate of 2.0 inches per week. The two plants..
will be the same height at the end of how many
weeks?


PLEASEEE HELP

Answer 1

It will take 4 weeks for the two plants to become the same height.

Explanation:

Answer 2

12 weeks

Explanation:

Let x = number of weeks.

"Plant A is 12 inches tall and grows at a rate of 1.5 inches per week."

1.5x + 12

"Plant B is 6 inches tall and grows at a rate of 2.0 inches per week."

2x + 6

2x + 6 = 1.5x + 12

0.5x = 6

x = 12