Sally wants to purchase some school supplies. notebooks cost $3 and pens cost $2. sally is not allow to purchase more than 12 items. sally know that she will need at least 4 notebooks and at least 5 pens to be prepared for school. define your variables for x and y

8y+60x because 4 notebooks that cost 2$ equal 8$ and 5 pens that cost 12$= 60

She would have bought 9 items and that would have cost $22

Answer: the correct answer is 10step-by-step explanation: let the number be n, then the expression becomes,then“twelve more than the quotient of a number and two, decreased by four” iswhen n=4,we substitute 4 whetever we see n to get,we simplify to obtain,we further simplify to get,therefore the correct answer is c.