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vagabundo [1.1K]
3 years ago
13

-9a + 139 = -1a + 59 what is a?

Mathematics
1 answer:
beks73 [17]3 years ago
3 0
<span>-9a + 139 = -1a + 59

-9a + a= 59 - 139

-8a = - 80

a = 10</span>
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