Problema Solution
at a local bookstore, john purchased a history textbook and a magazine that cost a total of $32 , not including tax. if the price of the history textbookis h, is $4 more than 3 times the price of the magazine, m, which system of linear equations could be used to determine the price of the history textbook and the magazine?
Answer provided by our tutors
h+m=32.
h=4+3m.
4+3m+m=32.
4m=32-4.
4m=28.
m=28/4=$7.
h=32-7=$25.
The cost of history book =$25.
The cost of magazine=$7.