Name: Jonathan Marca
Date: 9/16/20
Graded Assignment
Unit Test, Part 2: Systems of Linear Equations and Inequalities
Answer the questions below. When you are finished, submit this test to your teacher for full
credit.
Total score: ____ of 15 points
(Score for Question 1: ___ of 5 points)
1.
Suzette ran and biked for a total of 34 mi in 3.5 h. Her average running speed was 6
mph and her average biking speed was 12.5 mph.
Let
x
= total hours Suzette ran.
Let
y
= total hours Suzette biked.
Use substitution to solve for
x
and
y
. Show your work. Check your solution.

(a)

(b)

(Score for Question 2: ___ of 5 points)
2.