x+(-6)= -2 solve for x and explain your work

4

Step-by-step explanation:

X + -6 +6 = -2 + 6

X = 4

If you add 6 to both sides, it will leave x by itself. To get the answer for -2 + 6 you subtract 2 from 6 and get a positive 4.

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.