Concept explainers
the number of pairs of jeans and sweaters bought.
Answer to Problem 9PT
The cost of one jean is:
Explanation of Solution
Given:
S has $175
Cost of jean $25,
Cost of sweater $20,
S buys 8 items
Calculation:
Assume the cost for one jean is
Here the equations are:
And,
The strategy is to find the cost of each items.
Substitute the value of
Again, from equation ( 1 ),
Hence, the cost of one jeans is:
Conclusion:
Hence, the cost of one jeans is:
Chapter 6 Solutions
Algebra 1
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