Elizabeth runs a farm stand that sells apples and raspberries. Each pound of apples sells for 2.25 and each pound of raspberries sells for 1.50. Elizabeth sold 32 more pounds of raspberries than pounds of apples and made $108 altogether. Find the number of pounds of apples sold and the number of pounds of raspberries sold.
a = # apples
r = # rasberries = a +32 summed, they equal 108
2.25 a + 1.50 ( a+32) = 108 solve for a then r = a + 32