6a - 5 - 4-2a + 7=8a -16
First you add 6a+ 2a= 8a
Then You add -5 + -4 + -7+-16
You add the same varables together and there numbers.
Like the 2a and the 8a are to be added because they have the same varaibles.
Showing posts with label Patricia. Show all posts
Showing posts with label Patricia. Show all posts
Friday, December 21, 2007
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