*Hint: Look at the definition of equivalent expressions above...
ADDITION PROPERTIES
12 + a = a + 12
5+(8+b) = (5+8)+b
0+c=c
MULTIPLICATION PROPERTIES
d(9)=9(d)
11(3e)=(11)(3)e
1(t)=t
DISTRIBUTVE PROPERTY
5(g+9)=(5g)+(5)(9)
5(g-9)=(5g)-(5)(9)
Go over homework! Discuss properties of addition and multiplication. You can use Go Math Pg. 279-280 to explain.
Go Math Pg
DO PG 282 FIRST!!