Step-by-step explanation:

15, 1 ground beef cost $5
Answer:
Step-by-step explanation:
5x - 9 ≤ 21
5x ≤ 30
x ≤ 6
1.2 = k/4
multiply both sides by 4,
1.2*4 = k
k = 4.8
Answer:
x = 195.8
Step-by-step explanation:
x/8.9 = 22
multiply by 8.9 to remove the fraction