Question

plese answer it....​

Answer 1

Step-by-step explanation:

l 20= l- (n-1)d

= 253-(20-1) 5

= 253-95=158

please mark as brainliest

Answer 2

Step-by-step explanation:

first term (a) = 3

common difference (d) = first term - second term

= 8 - 3 = 5

to the nth term of an AP we have formula a+ (n-1)d

here they asked us to find 20th term

so 20th term = a+ (20-1)d

= 3 + 19(5)

= 3+ 95 = 98