Answer:
Step-by-step explanation:
this is an arithmetic series
and to find out the 9th term
1 second ....................... k feet
2 second...........................2.5 feet
3 sec.....................................4 feet
4 sec....................................5.5 feet
difference 1.5
5 sec................................7 feet
6 sec................................8.5
7 sec.................................10 ft
8
9second .............................................13 ft
Answer:
Step-by-step explanation:
Since they already have a common denominator of x+1 we can add the numerators
(2x+4-x+5)/(x+1)
(x+9)/(x+1)
Answer:
Step-by-step explanation:
6 1/2 - 6 1/2 + 7 3/8 =
0 + 7 3/8 = 7 3/8