andrewg2
andrewg2
20-09-2017
Mathematics
contestada
71 – 9a = 215 what is a? please show your work.
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AnimeBrainly
AnimeBrainly
20-09-2017
71 - 9a = 215
-9a = 215 - 71
-9a/9 = 144/9
a = 16
hope this helps
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