Answer:2
Step-by-step explanation:
Add
Answer:
268,435,456
Step-by-step explanation:
Multiply by -4
Answer:
It is a diagnal line that goes through (0,0) and (1,1) and has a slope of 1
Step-by-step explanation:
Use a system of equations:
For his trip on the way there:
D = 7*s
For his trip on the way home you have:
D = 5*(s+18)
use substitution to solve