What two factors multiply to - 60 and adds up to 11

-60 is negative so the 2 facotrs are different signs

11 is positive so therefor te positive factor is bigger than negative

list all factors and add and find which add to 11

60-1=59 nope

30-2=28 nope

20-3=17 nope

15-4=11 yep

factors are 15 and - 4