Answer:

Step-by-step explanation:

15. If a+b=6 and ab=9 that means a and b must each equal 3. Then plug it into the equation and solve. (3)3+(3)2 = 15
Answer:
it will take him 12 days to exercise for 576 minutes
Step-by-step explanation:
48x12=576
1- 6/15 2-104/312 You just do rise over run!!!