The term –18xy and which other term are like terms?

a.–18x

b.4yx

c.9y

d.–18

Solve for x and select the correct answer

Can someone me immediately, this is due by midnight! if you can't see the question, i'll text it to you. show the steps you took to get your answer.

Consider a= {x|x is alive} f={x|x is in france} m={x|x is a national monument} w{x|x is a woman}. which statements are true regarding elements of the given sets? check all that apply.