SOLUTION: Jerry wants to purchase some items whose cost function is c=3x+5,where x is the number of items. If Jerry spends between $5o and $80 find the minimum and maximum number of it

Question 825305: Jerry wants to purchase some items whose cost function is c=3x+5,where x is the number of items. If Jerry spends between $5o and $80 find the minimum and maximum number of it
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Jerry wants to purchase some items whose cost function is c=3x+5,where x is the number of items. If Jerry spends between $5o and $80 find the minimum and maximum number of it
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50 <= 3x+5 <= 80
Subtract 5 along the line to get:
45 <= 3x <= 75
Divide thru by 3 to get:
15 <= x <= 25
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Cheers,
Stan H.
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