Answer:
A
Step-by-step explanation:
A
R could equal any number, but it has to be higher than 4, because 3+4=7.
Step 2: <span>Inverse Property of Addition
</span><span>any number added to its opposite will equal zero
</span>in this case + 20 - 20 = 0
answer
Inverse Property of Addition
12 ounces for each steak ..............