Find the circumference of a circle whose diameter is 12 inches. Use 3.14 for Pi
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Answer:
The number of drinks that Sarah bought was 2 and the number of candies that Sarah bought was 6
Step-by-step explanation:
Let
x ----> the number of drinks that Sarah bought.
y ----> the number of candies that Sarah bought.
we know that
she bought $35.50 worth of drinks and candies
so
-----> equation A
She bought 3 times as many candies as drinks.
so
-----> equation B
Solve the system by graphing
Remember that the solution is the intersection point both graphs
using a graphing tool
The solution is the point (2,6)
see the attached figure
therefore
The number of drinks that Sarah bought was 2 and the number of candies that Sarah bought was 6
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