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The correct answer is [C]
- Simplify
3 (3x –y + 1) + 2 (3y-x +)
- Open the brackets
9x -3y + 3 + 6y – 2x + 8
9x – 2x – 3y - + 6y + 3 + 8
= 7 x + 3y + 11
Wilfykil answered the question on July 30, 2019 at 08:12
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