Answer:
An equation for the nth term of the arithmetic sequence 17, 12, 7, 2 is 17-5n.
Step-by-step explanation:
Given,
first term(a)=17
common difference (d)=t2-t1
=12-17
=-5
nth term of the arithmetic sequence = a+n×d
=17+n×-5
=17-5n
Answer:
A square with 20ft sides is put on the moon
Step-by-step explanation:
what is perimeter
sides = s
s x 4/4 = 20
s = 20
s x 4 = 80
Answer:
With a scientific calculator
Answer:
x=7 because 25-4=21 and 21 ÷3=7
Answer:
It should be $34
Step-by-step explanation:
321 - 15 = 306 ÷ 9 = 34
