Question

Please help! :)

Three brothers combine their money to buy their father a birthday gift. If each brother contributes fifteen dollars and one brother contributes an additional twenty-five dollars , how much money do they have for the gift? The expression is fifteen b plus twenty-five , where b represents the total number of brothers.
Answer

forty-three dollars

seventy dollars

ninety dollars

one hundred twenty dollars

Answer 1

15(3)+25=70

Answer 2

there are three brothers, so we plug in 3 for b in 15b+25