Question

Represent the following sentence as an algebraic expression, where "a number" is the letter x. You do not need to simplify.4 is multipled by the difference of a number and 3.

Answer 1

THe problem tell us to take "a number" as the letter x.

The next key part of the sentence is "the difference between a number (x) and 3" the difference is the rest. Then, we can write this as: "x - 3"

And finally, all this is multiplied by 4:

$4\cdot(x-3)$