### Home > MC2 > Chapter 5 > Lesson 5.1.2 > Problem 5-22

5-22.

Use *x* to represent any number you think of.

What would the expression look like if you multiplied your number by 7?

7*x*

See (a).

What happens to a number when you reduce it by 10?

See (a).

See (a).

5 ( x + 2 )