A$48 sweater costs $6 more than twice as much as the shirt that goes with it. how much
does the shirt costs?

$21

Step-by-step explanation:

Subtract 6 dollars from 48. You get 42. Then divide that by 2, and you get $21.

8

step-by-step explanation:

this is a subtraction problem.

10 - 2 = 8

problem:

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

f(5/2) = 10/3

i hope this !