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Mathematics 21 Online
OpenStudy (anonymous):

9 + 3x – 9x + 16 A. 25 – 6x B. 18x + 3x + 16 C. 19x D. 3x + 16 P.S Combine like terms

OpenStudy (anonymous):

assume all the x-terms are apples and the constants are oranges.....so that means you can add all the x-terms together and all the constants together....

OpenStudy (tkhunny):

9 + 3x – 9x + 16 Addition is commutative 9 + 3x + 16 – 9x 9 + 16 + 3x – 9x Addition is associative (9 + 16) + (3x – 9x) Now what?

OpenStudy (anonymous):

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