Answer:
(5/2, 1/4)
Step-by-step explanation:
See Image below:)
Answer:
Step-by-step explanation:
B. -3
Hope that helps!
Answer:
Step-by-step explanation:
arithmetic sequence: 60,68,76,......
a = 60
d = 68 - 60 = 8
an = a + (n-1)*d
a20 = 60 + 19 * 8
= 60 + 152
= 112
There are 112 seats in the 20th row
Answer:
A
Step-by-step explanation:
because it's not equal to it is dashes ----
Answer:
3 multiplied by a variable d and add seven to it
Step-by-step explanation:
3 multiplied by a variable d and add seven to it.
