Respuesta :
the coefficient is the amount multiplied by the variable so in this case it would be -9
Answer:
The coefficient would be -9.
Step-by-step explanation:
In algebra, a numerical or constant quantity placed before and multiplying the variable in an algebraic expression is called coefficient of that variable.
Here, the given expression,
-9c,
Since, c is a variable ( unknown value ),
While, -9 is a numerical value placed before c,
Hence, -9 is the variable in the given expression.