Question

What is 16 times an unknown number?

Answer 1

16x

Step-by-step explanation:

To represent unknown numbers in math, we use letters (crazy right?!)

These letters are called variables, and we can use any letter we want as a variable, but the most popular is "x"!

Hope I helped! Comment below if you have any questions or concerns

Answer 2

16 x ? = x

Step-by-step explanation:

X is a variable that can change depending on if the “?” Changes.