Question

You start with the equation 5z=20. Your friend changes the left side as follows.

5z+2= ?
What should you do to the right side so a solution of the original equation is also a solution of the new equation?

1. Add 2 to 20.
2. Subtract 2 from 20.
3. Add 5z to 20.
4. Subtract 5z from 20

Answer 1

A?

Explanation:

This question is confusing please give better wording