Answer:
7.8-9.3n
Step-by-step explanation:
2.8-5.3n - 4n + 5
Combine like terms
2.8 +5 -5.3n -4n
7.8-9.3n
Scott has ridden 12% of the course.
Step-by-step explanation:
Length of bike course = 50 miles
Distance covered = 6 miles
Distance covered in percentage = 
Distance covered in percentage = 
Distance covered in percentage = 
Distance covered in percentage = 12%
Scott has ridden 12% of the course.
Keywords: percentage, distance
Learn more about percentages at:
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Answer:
D. Malik substituted 60 for y instead of x.
Step-by-step explanation: