The temperature inside a cooling unit is measured in degrees Celcious, C.Josh wants to find out how to it is in degrees Fahrenheit, F Solve the formula C=5/9(f-32)

The first one, i believe, would be correct. all the others have one thing in common, and that's that they have repeating numbers. in the second one, x and y have repeating 6's and 3's, and in the third, x and y have repeating 6's as well. in the last one, there are repeating 3's. the first one has no repeating numbers.