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25-09-2019
Mathematics

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Simplify 7x + 7 + 6x - 9.
13x - 2
O 13x+ 2
O 11x

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25-09-2019

Answer:
13x - 2

Group like terms:
7x + 6x = 13x

7 - 9= -2

Put them back together:
13x - 2

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