In which of the following expressions is 5 a coefficient?

5y+4z

Step-by-step explanation:

A coefficent is a numerical or constant quantity placed before and multiplying the variable in an algebraic expression

13

step-by-step explanation:

divide the cost of the total of sodas you bought by the cost of one soda, for example:

$24.57 divided by $1.89 is 13 which means you bought 13 sodas

let m = monomial

let t = trinomial

so, m times t = t.

monomial times a trinomial = another trinomial.