Which equation shoes how the properties of numbers extend to negative whole numbers by commutative property of addition a) -2+4=4+(-2) b)-2(4)=4(-2). c) (-2+4)+3=-2+(4+3. d)-2(4+3)=(2×4)+(-2×3)

hi,

6x times 4 is 24x and 5 times 4 is 20, so the answer is 24x+20.

hope this and for a little humor i am groot.

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads