agturquoise16
agturquoise16
21-02-2018
Mathematics
contestada
what is the answer 2(19-5c)<-6(2c-6)
Respuesta :
Аноним
Аноним
21-02-2018
The answer is c<-1.
What I did:
2c - 6 = 2 • (c - 3)
(2 • (19 - 5c)) - (0 - 12 • (c - 3)) < 0
2 • (19 - 5c) - -12 • (c - 3) < 0
2c + 2 = 2 • (c + 1)
2 • (c + 1) < 0
Divide both sides by 2.
Subtract 1 from both sides.
c<-1
(Hope this helped)
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