3 Hope made 3 different yo-yos. She used 1 meters of string for the first yo-yo, 1 meter of string for the second 4 1 yo-yo, and a total of 45 meters of string. 3 Hope uses the equation. 13 + 1+ y = 4 to represent the situation. What does the variable y represent in the equation? Choose 1 Number of yo-yos Hope made Number of meters of string in third yo-yo Total number of meters of string Hope used 4 of 4​