a.
To write an inequality equation.
a.
Answer to Problem 5.12STP
J can buy less than or equal to 12.5 pens.
Explanation of Solution
Given information:
J has $10 to spend at the school store.
Number of pen, p
Calculation:
Price of one pen=0.30
Price of one T-shirt=6.25
Price of p pens=0. 30p
Total number of pen J can buy
On solving,
On solving,
Hence, J can buy less than or equal to 12.5 pens
b.
To solve inequality.
b.
Answer to Problem 5.12STP
Explanation of Solution
Given information:
Calculation:
Substracting 6.25 both sides of inequality
On solving,
Dividing by 0.3 both sides of inequality
On solving,
c.
To explain solution of inequality.
c.
Answer to Problem 5.12STP
J can buy p pens in $3.75
Explanation of Solution
Given information:
Solution of inequality is
Solution of inequality is
Solution of set :{p|p<12.5 and p=12.5}
Price of one T-shirt=6.25
Total money=10
Money left=10-6.25=3.75
Price of one pen=0.30
Price of p pens=0. 30p
Hence, J can buy p pens in $3.75
Chapter ISG Solutions
Algebra 1, Homework Practice Workbook (MERRILL ALGEBRA 1)
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