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Mathematics, 21.08.2019 02:30 iBrain

Tommy posts 11 pictures on instagram every day. elizabeth posts 15 pictures on instagram every day.
part a: define each variable and write an algebraic expression to describe the combined number of posts for tommy and elizabeth after any given number of days.
part but: after 7 days how many pictures have tommy and elizabeth posted altogether? how do you know?

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Tommy posts 11 pictures on instagram every day. elizabeth posts 15 pictures on instagram every day....
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