jennza88 jennza88

24-04-2024
Mathematics

Answered

Ella simplifies (3 b + 4 r) + (negative 2 b minus r) and says the result is b Plus 5r. What error did Ella make?
Ella incorrectly combined the b coefficients. The correctly simplified expression is 5 b + 5 r.
Ella incorrectly combined the b coefficients. The correctly simplified expression is Negative b + 5 r.
Ella incorrectly combined the r coefficients. The correctly simplified expression is b – 5r.
Ella incorrectly combined the r coefficients. The correctly simplified expression is b Plus 3r.

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