Seudónimo
Seudónimo
08-09-2016
Mathematics
contestada
what does b equal 5/2b+-25/2=-10
Respuesta :
lizzib
lizzib
09-09-2016
5/2b+-25/2=-10
(multiply both sides by 2)
5b+-25=-20
(add 25 to both sides)
5b=5
(divide both sides by 5)
b=1
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