Question 949281

Find the general term an for the arithmetic sequence.

a1=-3 d=4

This is what I have 4n-7, 4(1)-7=-3.

Find the general term an for the arithmetic sequence 
a1=2 a2=-3

This is what I have -3-2/2-1=-5. 
<pre>General term: {{{highlight_green(a[n] = 4n - 7)}}}
General term: {{{highlight_green(a[n] = 7 - 5n)}}}