he net of a square pyramid is shown: A square is shown having each side equal to 0.25 inch. Each side of the square has a triang
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Answer:
Susan start with 12 dollars
Equation to model the number of dollars Susan has saved, y, after x days :
Step-by-step explanation:
Given : She added the dollars she saved to the amount with which she started. At the end of day 2, Susan had a total of 20 dollars saved. At the end of day 5, she had a total of 32 dollars saved.
To Find: How many dollars does Susan start with? Show or explain your work. Write an equation to model the number of dollars Susan has saved, y, after x days.
Solution :
Since At the end of day 2, Susan had a total of 20 dollars saved.
⇒
At the end of day 5, she had a total of 32 dollars saved.
⇒
So, using two point slope from find the equation of line
x denotes days
y denotes dollars she saved
--a
Thus the equation to model the number of dollars Susan has saved, y, after x days :
Now to calculate How many dollars does Susan start with?
Put x = 0 in equation a
So,Susan start with 12 dollars