Answer asap
the cost, c, of a ham sandwich at a deli varies directly with the number of sandwiches, n. if c = $54 when n is 9, what is the cost of the sandwiches when n is 3?

$18
$21
$27
$48

$18

Step-by-step explanation:

$54 divided by 9=6

6x3=18

$18

Step-by-step explanation:

on Edgenuity

00

step-by-step explanation:

f(x) = - 2/3x + 5; f(5/2)

substitute 5/2 in for x:

f(5/2) = -2/3(5/2) + 5

simplify the right side:

f(5/2) = -5/3 + 5

f(5/2) = 10/3

answer:

f(5/2) = 10/3

i hope this you!