A coefficient is a numerical or constant quantity placed before and multiplying the variable in an algebraic expression. Eg :Â In $$ax^2$$, coefficient is $$a$$
Expression : $$(x + 8)(6 - 3x)$$
= $$6x - 3x^2 + 48 - 24x$$
= $$-3x^2 - 18x + 48$$
$$\therefore$$ Coefficient of $$x$$ = -18
=> Ans - (C)
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