Asked by Lili

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
Answered by oobleck
well, 7-2 = 5, right?
Answered by Lili
well yes, but there is more than one to find...
Answered by oobleck
well, then one choice is clearly 18r+15m
surely you can compare the others to that...
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