- A7
- B
- C−10
- D−7
Step-by-Step Solution
The expression is . The orange coach carries with the minus sign in front, so the term is and its coefficient is . Dropping the sign gives 7.
Answer: D) −7
The terms of an expression travel in the coaches of a train. The sign on each coupling belongs to the coach just in front of it (to its right). What is the coefficient of the term in the orange coach?
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