muffinjaquez muffinjaquez

12-09-2017
Mathematics

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Simplify 8 + 2(10 – r).

A. –2r – 9
B. –2r – 18
C. 7r – 18
D. 28 – 2r

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taylorrainwater taylorrainwater

12-09-2017

8+2(10-r)
8+20-2r
28-2r

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