Y=-1x+5
First find the slope with the points. (b2-b1)/(a2-a1) (-2-6)/(7-(-1)) which equals -8/8
Then find the solve for b
-2=-1(7)+b
-2=-7+b
5=b
28 cars, 26 fire engines and 13 trains. Hope this helps!
Answer:
A) 60 miles/hour
Step-by-step explanation: