Tanya buys 3 cases of soda. Each case of soda contains 12 cans. Tanya drinks 6 cans of soda. Sammy writes a numerical expression to represent the situation. His expression, (12-6) x3 has a mistake. Part A: explain sammy's mistake. Part B: write an expression to find how many bottles of soda are left, and then solve it.

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Hugo

Mathematics

18 May, 20:47

Tanya buys 3 cases of soda. Each case of soda contains 12 cans. Tanya drinks 6 cans of soda. Sammy writes a numerical expression to represent the situation. His expression, (12-6) x3 has a mistake. Part A: explain sammy's mistake. Part B: write an expression to find how many bottles of soda are left, and then solve it.

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Yuliana Myers · Answer 1

You don't subtract 6 from 12 first you multiply to see your total and then subtaract the 6 sammy drank. equation - - (3*12) - 6 3*12=36 then 36-6=30 so 30 sodas are left