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American Association of Advertising Agencies: 4A's
4 x a
4a*4a*4a = 64a3 cubic units
8
-4a.
4a - 9 = 27 4a = 36 a = 9
4a+5=25 4a=25-5 4a=20 a=20/4 a=5
(4a)2 or 16a2
What is the additive inverse of -4a?
4a+2b+a
5a or 4a squared
65-4a = 61
4a-2c = 2
5ab-2ab+4a-b+5b = 3ab+4a+4b