Answer:
6x + 12
Step-by-step explanation:
4x + 2 (x + 6)
4x + 2x + 12
6x + 12
Answer:
on what ?
Step-by-step explanation:
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.
30 miles per second times 60 seconds = 1,800 miles per minute.
To find out for 4 minutes, now we multiply 1,800 miles times 4 which = 7,200 miles.
In 4 minutes, Mercury will travel 7,200 miles.
English please so I can answer it