SOLUTION: 0.4x+5_<0.8x-2

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Question 489670: 0.4x+5_<0.8x-2
Answer by lwsshak3(11628) About Me  (Show Source):
You can put this solution on YOUR website!
0.4x+5_<0.8x-2
**
.4x+5≤.8x-2
-1.2x≤-7
multiply both sides by (-1) and reverse inequality sign
1.2x≥7
x≤7/1.2
number line:
<====7/1.2]------>
solution:
(-∞,7/1.2]