HippoMathMan
HippoMathMan HippoMathMan
  • 08-09-2019
  • Mathematics
contestada

Solve #13, please show all work!

Solve 13 please show all work class=

Respuesta :

mkarikari1850
mkarikari1850 mkarikari1850
  • 08-09-2019

Answer:

7 - 9 |6r + 1| > -92

-2|6r+1|>-92

-12r-2>-92

+2 +2

-12r > -90

-12 -12

r < 7.5. because we divided by -12, the inequality sign must be changed.

Answer Link
amna04352
amna04352 amna04352
  • 21-04-2020

Answer:

-2 < r < 5/3

Step-by-step explanation:

7 - 9|6r + 1| > -92

9|6r + 1| < 7 + 92

|6r + 1| < 11

6r + 1 < 11

6r < 10

r < 5/3

-6r - 1 < 11

-6r < 12

r > -2

-2 < r < 5/3

Answer Link

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