Question

One number is 4 more than another, and their sum is 60. What is the smaller number?



If x = the larger number and y = the smaller number, then which of the following systems could be used to solve the problem?

Answer 1

x + y = 60 and -x + y = 4
x + y = 60 and x - y = 4
x + y = 60 and x + y = 4

Answer 2

which of the equations describes x is larger than y by 4?

Answer 3

x=y+4-(larger number is 4 more than smaller number)
x+y=60

Answer 4

The second one?

Answer 5

yes

Answer 6

Thanks!