A minibus sets off at 7.30 am and arrives
1 answer:
Answer:
4 hours and 15 minutes
Step-by-step explanation:
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The slope intercept IS y=2/5x+7
-0.4x=2.5 divide both sides by -0.4
x=-6.25
Y = -3x + b
Plug in points
4 = -3(-2) + b
4 = 6 + b, b = -2
Solution: y = -3x - 2
1) 4/5 + 4/5 = 1 3/5
2) 4/5 + 2/5 + 2/5 = 1 3/5
The discount is $7, and Mrs.Hill only has to pay $28.
