Guests arrive in groups of three to a party. 5 people leave the party early. If y is the number of people left at the party, and x is the number of groups that have arrived, then y = 3x – 5. Complete the table for the equation y = 3x – 5.

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

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Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.