studentalamo studentalamo
  • 14-04-2017
  • Mathematics
contestada

is -9 a solution to 19>8u+3

Respuesta :

irspow
irspow irspow
  • 14-04-2017
8u+3<19  subtract 3 from both sides

8u<16  divide both sides by 8

u<2 so

-9 is in the solution set u=(-oo, 2)
Answer Link
Аноним Аноним
  • 14-04-2017
1 Subtract 3 from both sides

19−3>8u
2 Simplify 19-3 to 16

16>8u

3 Divide both sides by 8

16/8 > u

4 Simplify 16/8 to 2

2 > u

5 Switch sides

u < 2

I hope this helps. :)
Answer Link

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