Answer:
a = 3
Step-by-step explanation:
After 7 days she would have eventually found 63 cents.
Answer: The correct option is D: Is alloyed with carbon and chromium to make stainless steel.
Explanation: Because of its physical characteristics, iron is a material that tends to oxidize easily. With the chromium alloy stainless steel is created, which for its quality can be used in the manufacture of structural steels.
Is this calculus or something?
