8. Katie has $120 on her lunch card. Each time she orders a meal $4.50 is deducted. The function f(x) = 120 - 4.5x represents the amount of money, f(x), she has on her card after
ordering x meals. How much money does she have after ordering 7 meals?

Select all of the quadrants that the parabola whose equation is y=√x-4 (principal square root) occupies. i ii iii iv

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain