Emily2141
Emily2141
14-01-2018
Mathematics
contestada
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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