Open Up - Grade 8 - Mathematics - Unit 3 - Lesson 8
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Last updated almost 5 years ago
4 questions
1 point
1
Question 1
1.
Select all equations that have graphs with the same y-intercept.
1 point
1
Question 2
2.
A cable company charges $70 per month for cable service to existing customers.
Find a linear equation representing the relationship between x, the number of months of service, and y, the total amount paid in dollars by an existing customer.
1 point
1
Question 3
3.
Match each graph to a situation.
Draggable item
arrow_right_alt
Corresponding Item
A.
arrow_right_alt
2.
B.
arrow_right_alt
4.
C.
arrow_right_alt
1.
D.
arrow_right_alt
3.
1 point
1
Question 4
4.
A mountain road is 5 miles long and gains elevation at a constant rate. After 2 miles, the elevation is 5500 feet above sea level. After 4 miles, the elevation is 6200 feet above sea level. Use the information to find the elevation per mile.
Find the elevation of the road at the point where the road begins.
"Source: Open Up Resouces (Download for free at openupresources.org.)"