Sewanhaka High School
Mrs. Lidowsky, Principal
Math 8
Mr. Long, Teacher
Period:______________
Date:________________________
Name:___________________________________ (Use the back as more room to show your work.)
H.W. #25: Graphing Lines using Intercepts
Directions: Answer the following questions. Show work.
For exercises 1 to 3, state the x- and y-intercepts of each equation. Then use the intercepts to graph the equation.
1) y = -2x + 7
2) y =
3
x+3
4
3) 12x + 9y = 15
5) Two cars start from the same point at the same time and travel in the opposite directions. The slow car travels at 56 miles
per hour and the fast car travels at 60 miles per hour. In how many hours will the cars be 464 miles apart?
Cars
Fast Car
Slow car
Rate
(mph)
Time
(in hours)
Distance (in
miles)