Emily2141 Emily2141

14-01-2018
Mathematics

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13a + 9 - 11a for 10! pts

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tumblingjena1 tumblingjena1

14-01-2018

The anwser is 2a+9 because you subtract

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Lazerpent Lazerpent

14-01-2018

13a + 9 - 11a
We move the terms with a in them next to each other
13a - 11a + 9
and simplify
2a + 9

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