Which is an example of the commutative property?

a.
–(11 + 4) = –11 + (–4)

b.
–13 + 13 = 0

c.
9 + (–4 + 7) = (9 + –4) + 7

d.
18 + (–14) = –14 + 18

Select all the expressions that will include a remainder.

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a, b and c integers and a> 1

Three people are traveling and need to exchange the currency of their native country for the currency of the country they are visiting. drag each exchange to the category that shows the ratio of currencies in that exchange.