Question

An algebraic expression, where "a number" is the letter x. You do not need to simplify.

{7 is subtracted from the cube of a number.}
7 is subtracted from the cube of a number.

Answer 1

x^3-7

Explanation:

The cube of a number means that it is to the power of 3 and 7 is subtracted is just the number cubed and then minus 7.