Hey guy can u help me with this problem it is due tonight

Me what is the value of x? showing work would be appreciated - ! : )

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.

What number line represents the solution set for the inequality -1/2 greater than or equal to 4