Write the inequality shown by the shaded region in the graph with the boundary line 2x+2y=−6.

the answer to your question is c.)   volcanoes built the mountains and earthquakes tore them down.

step-by-step explanation:

8

step-by-step explanation:

answer: - (a)

(b) 88 seats

step-by-step explanation:

given: in an auditorium, there are 22 seats in the first row and 28 seats in the second row.

thus first term=

second term=

the number of seats in a row continues to increase by 6 with each additional row.

⇒d= 6

a) given formula :

b)   let the number of seats (n) = 12

substitute n=12 in the explicit rule formed in (a)

∴there are 88 seats in 12 rows.

hint: which coefficient is a multiple of 360°?

step-by-step explanation: