Question

Explain how you can tell if the expressions

Answer 1

Answer:

Sample Response: Model the second expression using 6 positive x tiles, 4 negative tiles, and then one negative x tile. The negative x tile forms a zero pair with one of the positive x tiles, leaving 5 positive x tiles and 4 negative tiles. This is not equivalent to 7x – 4.

Step-by-step explanation:

Answer 2

Answer:

If they are equivalent, both the sides will be equal.

Step-by-step explanation: