Melanie’s trip was 500 miles long. she drove the same number of miles did she drive each day for 3 days. how many miles did she drive each day?write the answer as a mixed number

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

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To solve the system of equations below, pedro isolated the variable y in the first equation and then substituted it into the second equation. what was the resulting equation? { 5y=10x {x^2+y^2=36