Solving Expressions.
3+7
what is 10
2x+3x
what is 5x
2(3+4)
what is 14
x+3=7
what is x=4
4+7=7+4
what is the commutative property of addition
12-(5+2)
what is 5
4y+2+3y
what is 2
5(6-2)
what is 20
2x=10
what is x=5
(2+3)+4=2+(3+4)
what is the associative property of addition
4x(3+2)
what is 20
5a-2a+7
what is 3a+7
3(4+7-2)
what is 27
3x+2=11
what is x=3
3(2+5)=3x2+3x5
what is the Distributive Property
16+6 over 3x2
what is 16
3x+4+2x-6+x
what is 6x-2
6(2+5)+4(3+1)
what is 58
2(x+4)=16
what is x=4
9+0=9
what is the Identity Property of adding
(2^3+4)/(6-2)x3
what is 9
7m-3n+2m+5n-4+m
what is 10m+2n=4
2(3+4)-3(5-2)
what is 5
3(x-2)+4=19
what is x=7
8+(-8)=0
what is Inverse Property of adding