Across
- 3. order changes ex)2x+4 = 4+2x
- 6. any algebraic expression
- 7. you get what you started with (mirror image)
- 8. monomials separated by plus or minus signs
Down
- 1. parentheses change their location ex) 2+(4+5)=(2+4)+5
- 2. the only property that has multiplication and addition in the same example; ex) 4(2x+1) = 8x + 4
- 4. expression with 1 term; ex) 2x
- 5. expression with 2 terms; ex) 3x+5
- 7. cancels out ex) 2 + -2 = 0