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3x + 8 + 4x - 9 O12x + 17 O7x-1 O7x+ 17
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5 votes
3x + 8 + 4x - 9
O12x + 17
O7x-1
O7x+ 17

3x + 8 + 4x - 9 O12x + 17 O7x-1 O7x+ 17-example-1
User ADvo
by
5.3k points

1 Answer

4 votes

Answer:

7x - 1

Explanation:

3x + 8 + 4x - 9 = ?

3x + 4x = 7x

8 - 9 = -1

3x + 8 + 4x - 9 = 7x - 1

User Hipsandy
by
5.0k points
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