LovelyLolly
contestada

Of the four expressions presented here, which two are equivalent? Expression I: 19n Expression II: 4n + 9 + n + 5n Expression III: 10n + 9 Expression IV: 9n + 9 I and II II and III I and III II and IV

Respuesta :

ihavestrokes

Answer:

Expression II and Expression III

Step-by-step explanation:

4n + 9 + n + 5n = 10n + 9

add 4n + 5n + n = 10n

add the 9 after that which equals 10n + 9 which is equivalent to Expression III

justjade

Answer:

either C or D but i am leaning towards C

Step-by-step explanation:

i did the process of elimation and any other answer is not correct.

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