Ivette159 Ivette159
  • 09-08-2015
  • Mathematics
contestada

Solve the inequality 7(x + 4) > 0.
a.x -4
c.x 4

Respuesta :

Аноним Аноним
  • 09-08-2015
solve your inequality step-by-step.

7(x+4)>0

Simplify both sides of the inequality.

7x+28>0

Subtract 28 from both sides
.
7x+28−28>0−28

7x>−28

Divide both sides by 7.

7x/7 > −28/7

x > −4

Answer Link
Benjamin16
Benjamin16 Benjamin16
  • 10-08-2015
[tex]7(x+4) \ \textgreater \ 0 \ \ \ /:7 \\ \\ x+4 \ \textgreater \ 0 \\ \\ x \ \textgreater \ -4[/tex]

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