Question

Please help :) I’m struggling

Answer 1

an = -1.3n -2.4

Explanation:

The formula for an arithmetic sequence is

an = a1 +d (n-1)

where a1 is the first term and d is the common difference

an = -3.7 - 1.3(n-1)

Distribute

an = -3.7 -1.3n +1.3

an = -2.4 - 1.3n

an = -1.3n -2.4