C! All angles are the same
Answer:
$38.31
Step-by-step explanation:
Given:
Pure silver that cost $33.48 per ounce used to form $24.35 alloy/ounce.
Question asked:
How many ounces of pure silver were used to make an alloy of silver costing $27.87 per ounce?
Solution:
At cost $24.35/ounce, pure silver is mixed = $33.48
At cost $1/ounce, pure silver is mixed = 
At cost $27.87/ounce, pure silver is mixed = 

Thus, $38.31 ounces of pure silver were used to make an alloy of silver costing $27.87 per ounce.
5x+2=2y+20+24
5x+2=2y+44
-2 -2
5x=2y+42
That's what I got...
Answer: (1,-5)
Step-by-step explanation:it’s the answer
I believe the correct answer is B. -5