Integers
5% of 8 is what number?
0.4
Combine like terms:
x+7y-3x+y
-2x+8y
What property says 3+4=4+3
Commutative Property of Addition
Use the distributive Property:
8(2x+1)
16x+8
Use the distributive property:
1/2(2x+4)
x+2
3.3h − 3 = 15 −1.2h
h=4
Sal said that 2(3x+6)=12x.
What did Sal do wrong?
After distributing, he combined terms when he shouldn't have