Answer:
B
Step-by-step explanation:
The answers are x=2 and y=5. 2(2)=4. 4+5=8. y=x-7 then is converted into 5=2-7.
Answer:
1/2
Step-by-step explanation:
Slope=rise/run=10/20=1/2
The time when the two trains reach each other is 1.25 hours
The trains are 68.75 away from the city when they reach each other.