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Simplify: 12x3 - 3(2x3 + 4x -1) - 5x + 7
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Simplify: 12x3 - 3(2x3 + 4x -1) - 5x + 7

User Nagyben
by
5.0k points

2 Answers

4 votes

Answer:

28-17x

Explanation:

12 x 3 - 3(2 x 3 + 4x - 1) -5x + 7

↓

36 - 3(6 + 4x - 1) - 5x + 7

↓

36 - 3(5 + 4x) -5x + 7

↓

36 - 3(5 +4x) - 5x + 7

↓

36 - 15 - 12x - 5x + 7

↓

28 - 12x - 5x

↓

28 - 17x

User Ljubitel
by
5.1k points
2 votes

Answer:

6x3 + 7x + 4

Explanation:

12x^3 - 6x^3 + 12x - 3 - 5x + 7

6x^3 + 7x + 4

User Gaurangkathiriya
by
5.5k points
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