You buy 1.25 lb of apples and 2.45 lbs of bananas. the total cost, after using a 75 cent or coupon, is $2.58. apples and bananas sell for the same price per pound. find the price per pound.

1. ∠1 is complementary to ∠2 and ∠3 is complementary to ∠2. subtraction property of equality 2. m∠1 + m∠2 = 90 and m∠3 + m∠2 = 90 substitution 3. m∠1 + m∠2 = m∠3 + m∠2 definition of complementary 4. m∠1 = m∠3 given