SOLUTION: solve
0.4x+5 < or equal to 0.8x-2
solution si {x/x _ _ }
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Question 433604: solve
0.4x+5 < or equal to 0.8x-2
solution si {x/x _ _ }
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
0.4x+5 < or equal to 0.8x-2
----
0.4x+5 <= 0.8x-2
----
Add 2 to both sides
0.4x+7 <= 0.8x
---
Subtract 0.4x from both sides:
7 <= 0.4x
---
Rearrange:
0.4x >= 7
x >= 70/4
x >= 17 1/2
=================
Cheers,
Stan H.
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