mia30700 mia30700

10-03-2017
Mathematics

contestada

-5x - 7 < 28

A: x < -7

B: x > 21/5

C: x < -21/5

D: x > -7

Please help & explain how you got to the answer

Respuesta :

texaschic101 texaschic101

10-03-2017

-5x - 7 < 28.....add 7 to both sides
-5x < 35....divide both sides by -5, change the inequality sign (u change the inequality sign when dividing/multiplying by a negative number)
x > -7

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