What is the explicit formula for this sequence?

D

Step-by-step explanation:

This is an arithmetic sequence with n th term

= a + (n - 1)d

where a is the first term and d the common difference

d = - 2 - (- 6) = 2 - (- 2) = 6 - 2 = 4 and a = - 6, hence

= - 6 + (n - 1)4 → D

step-by-step explanation:

the ratio of grapes to blueberries she should use is 12: 3

step-by-step explanation:

if mandie is making 15 cups of fruit salad, the ratio of grapes to blueberries she should use is 12: 3.