Homework Help: math

Posted by karen on Saturday, November 24, 2012 at 3:47pm.

anna bought 3 types of fruit for a fruit salad. She paid three times as much for buleberries as for pears and $2.50 less for strawberries than for blueberries.
A) define a variable and write algebraic expressions to represent the amount she spent on each type of fruit.
B) if the total cost was $ 13.25 how much did anna spend on each type of fruit?
Please help me in this problem????

math - Henry, Sunday, November 25, 2012 at 4:56pm
A. $X for pears.
$3x for Blueberries.
$(3x-2.50) For strawberries.

B. X + 3x + (3x-2.50) = $13.25.
7x - 2.50 = 13.25
7x = 15.75

X = $2.25.
3x = 3*2.25 = $6.75.
3x-2.50 = 3*2.25 - 2.50 = $4.25.

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