giselle197240
giselle197240
09-10-2018
Mathematics
contestada
Simplify the expression 5a- 2a+ 9
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nap14hockey
nap14hockey
09-10-2018
Since there are like terms, you can combine them
5a-2a = 3a
So, then you get
3a+9
Then you can factor to get a GCF of 3
3(a+3)
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alyssasherling
alyssasherling
09-10-2018
3a + 9
You subtract 2a from 5a, which equals 3a, but 9 is by itself, so it stays the same.
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