1. Review the simplified expression below. Identify the properties that allow you to write the designated lines.
Line 1. 28 + 16 + 4(6 – 7)
Line 2. 28 + 16 + 24 – 28
Line 3. 28 + 16 + 24 + (-28)
Line 4. 28 + (-28) + 16 + 24
Line 5. (28 + -28) + (16 + 24)
Line 6. 0 + 40
Line 7. 40
—————————-
Answer:
Line 2:
Line 4:
Line 5:
Line 6:
Line 7:
What is the algebra property in use?