Which sentence illustrates the commutative property for addition? (1) (a+b)+c=a+(b+c) (2) a(b+c)=ab+ac
(3) a+0=a
(4) a+b=b+a

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

The width of a rectangle is 20 units. can the perimeter p of the rectangle be 64 units when its length x is 11 units? no, because p = 2x + 2(20) no, because p ≠ 2x + 2(20) yes, because p ≠ 2x + 2(20) yes, because p = 2x + 2(20)

Me n o w. i need t h i s. 10 points