10
QuizMultiple Choice
Adding and Subtracting Expressions
Question 10 • SS-Math 7
Clara simplifies and says the result is . What error did Clara make?
Answer
A
Clara incorrectly combined the b coefficients. The correctly simplified expression is .
B
Clara incorrectly combined the r coefficients. The correctly simplified expression is .
C
Clara incorrectly combined the r coefficients. The correctly simplified expression is .
D
Clara incorrectly combined the b coefficients. The correctly simplified expression is .