The value of y varies directly with x. When y = 8.4, x = 3.5. What is the value of x when y is 12?

the value of x will be 7.1 when y = 12

Step-by-step explanation:

first you would find the difference between the y value 8.4 and see how far it is from 12. you should get 3.6 after that, add 3.6 and the x value and that'll give you your x for when y = 12.

step-by-step explanation:

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it's 100

step-by-step explanation:

22, 28, 34, 40, 46

b)   f(n) = 6n + 16

  n = what is the number of the row ( 22 would be row 1) so if we replaced n with 1, we would get 22

c)   the  14th  row will have 100 seats

(1)   (2)   (3)   (4)   (5)   (6)   (7)   (8)   (9)   (10) (11) (12) (13) (14)

22 | 28 | 34 | 40 | 46 | 52 | 58 | 64 | 70 | 76 | 82 | 88 | 94 | 100

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