SOLUTION: 28-7x>-4(6+5x) 28-7x> -24-20x =28+24>-20x+7x =52>-20x+7x =52>-13x= 52/-13>-13x/-13= -4>x am not sure about this calculation I have done.

Algebra ->  Inequalities -> SOLUTION: 28-7x>-4(6+5x) 28-7x> -24-20x =28+24>-20x+7x =52>-20x+7x =52>-13x= 52/-13>-13x/-13= -4>x am not sure about this calculation I have done.      Log On


   

Question 781454: 28-7x>-4(6+5x)
28-7x> -24-20x =28+24>-20x+7x =52>-20x+7x =52>-13x= 52/-13>-13x/-13= -4>x am not sure about this calculation I have done.
Answer by fcabanski(1391) About Me  (Show Source):
You can put this solution on YOUR website!
When you multiply or divide by a negative, you have to flip the inequality.
52 > -13x


52/-13 < -13x/-13


-4 < x