Which expressions are equivalent to the one given below? There is more than one correct answer.

Question

Which expressions are equivalent to the one given below?  There is more than one correct answer.

18r + (7 - 2) x 3m

Select one or more:
a. 23r + 3m
b. 18r + 15m
c. 18r + m
d. 3(6r + 5m)
e. 18r + 5 + 3m
f. m + 18r
g. 15m + 18r

oobleck · Accepted Answer

well, 7-2 = 5, right?

Lili · Answer

well yes, but there is more than one to find...

oobleck · Answer

well, then one choice is clearly 18r+15m surely you can compare the others to that...