LitziI593152 LitziI593152

03-11-2022
Mathematics

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33. An expression is shown.7nWhich expression is equivalent?A3n + 4n83 + n + 4 + n©7+nD3n + 4

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AtleighA213078 AtleighA213078

03-11-2022

3n + 4n is equivalent

Here, we want to select the expression that is equal to 7n

To get 7n, we need to add up terms with n in them

We look at the options as follows;

a) 3n + 4n is same as n(3+4) = n(7) = 7n

This makes this choice equivalent to 7n

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