Algebra I Study Guide

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A sports club needs to order some tennis balls and basketballs. The club needs to buy at most three basketballs and at least eight cans of tennis balls. Each basketball costs $10.50,and each can of tennis balls costs $3.00. The club has set aside $80.00 for the purchase. Write a system of equations or inequalities that can be used to determine the number of basketballs and cans of tennis balls the club can purchase

10.50b + 3.00t<_80

When Kate showed her solution to her dad,he said that Kate assumed that the club needs to buy exactly three basketballs and eight cans of tennis balls. Which of the following systems could be the one Kate wrote

10.5x + 3y<_80

Pablo bought some movie tickets that cost $10.00 each for his friends and spent $16.00 on two tubs of popcorn. Which equation relates the total amount,a,he paid and the number of tickets,n,he bought

10n+16=a

A carpenter needs 15 nails to make one wooden chair. Which equation shows the relationship between the number of nails needed,n, and the number of chairs produced,c

15c=n

Amanda sold 90 cups of coffee on a Monday morning to make $35.00. If the cost of a regular cup of coffee is $2.50 and the cost of a large cup is $4.50,which system of equations can be used to determine the number of regular cups and large cups of coffee that Amanda sold

2.50r + 4.50l=$335.00


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