Answer:
Step-by-step explanation:
rate of change=cost per song
so the first option
Answer:
B
Step-by-step explanation:
L=750(0.25)×
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Answer:

Step-by-step explanation:
Mr. Rand initially starts with 18 pounds of meat. After cutting steaks weighing pound 15 ounces, 3 and 1/8 pounds, and 4 and 1/2 pounds, he will have:
pounds of meat left (there are 16 ounces in a pound).
Since he sells patties that measure 9 ounces, convert 8.4375 pounds to ounces:

Because each patty is 9 ounces, he can make
patties. He sells 3 of them for $3.12, meaning the price per patty is
.
Therefore, he makes 
Answer:
B) 3
Step-by-step explanation:
add 5 to both sides, 4x=12
divide both sides by 4, x=3