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What is the coefficient of (x) in the expression (9-5x)?
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Answer and explanation
Correct answer: \(-5\)
In \(9-5x\), the term containing \(x\) is \(-5x\). The number multiplying \(x\) is \(-5\), so the coefficient of \(x\) is \(-5\). Choosing \(5\) would ignore the negative sign. Exam tip: always include the sign of the term while identifying a coefficient.
Frequently asked questions
What is the correct answer to this question?
\(-5\)
Why is this the correct answer?
In \(9-5x\), the term containing \(x\) is \(-5x\). The number multiplying \(x\) is \(-5\), so the coefficient of \(x\) is \(-5\). Choosing \(5\) would ignore the negative sign. Exam tip: always include the sign of the term while identifying a coefficient.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Introduction to Polynomials. Topic: Algebraic expressions.
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