You take the amount paid and divide it by the amount of cheese. So 10.50 divided by 2.5 equals 4.2 and 12.60 divided by 3 equals 4.2 meaning that one pound of cheese costs $4.20
17=5k-2
add 2 to both sides
19=5k
divide both sides by 5
19/5=k
19/5=3 and 4/5
Answer:
4m-8
Step-by-step explanation:
Y= kx (k being a constant)
10= k × 4 k=5/2
y= 5x/2 The answer is C.
