Which situation is best represented by the equation shown below? 6x + 36 = 42 Sid bought some pens that cost S6 each and three binders that cost $12 each. The cost of Sid's total purchase is $42. What is x, the number of pens Sid bought? Sid spent 542 at the store. He bought some binders that cost $36 cach and a pen for $6. If Sid spent a total of 542. what is x, the number of binders Sid bought? Sid bought some pens that cost $6 each and three binders that cost $36 each. The cost of Sid's total purchase is $42. What is x. then O Not Here