courtneyshaffiew
courtneyshaffiew
05-12-2017
Mathematics
contestada
I really need some help
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bellalrod7
bellalrod7
05-12-2017
7. 1/3(9x + 18) = 3x + 6 each side is 3x + 6
8. 5x+20 does NOT equal 5(x+20) because 5(x+20) = 5x + 100
9. Perimeter= 4n, Area= n squared
10. ( left to right) 4, 2a, b
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