celestialfairy771 celestialfairy771

19-09-2017
Mathematics

contestada

Solve -2.5n + 8.7 > 5.45.

A. n < 1.3
B. n > 1.3
C. n < -5.66
D. n > -5.66

Respuesta :

Tiffani906241 Tiffani906241

19-09-2017

A. n<1.3

-2.5n+8.7>5.45
subtract 8.7 from both sides
-2.5n>-3.25
divide -2.5 from both sides
(since you divided by a negative you flip the sign!!)
n<1.3

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