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-4x -1.375 - 8 < -2.5

 Apr 19, 2017
 #1
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-4x -1.375 - 8 < -2.5    simplify

 

-4x - 9.375 < -2.5        add 9.375 to both sides

 

-4x < 6.875        

 

Divide both sides by -4......since we're dividing an inequality by a negative, we must  reverse the inequality sign

 

x > 6.875 / -4

 

x > -1.71875

 

 

 

cool cool cool

 Apr 19, 2017

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