SOLUTION: To say that [x+7]<= 5 is the same as saying x is in the closed interval [A,B]
A where is:
and where B is:
Plaese help me! I do not understand this at all!
Algebra.Com
Question 644550: To say that [x+7]<= 5 is the same as saying x is in the closed interval [A,B]
A where is:
and where B is:
Plaese help me! I do not understand this at all!
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
To say that [x+7]<= 5 is the same as saying x is in the closed interval [A,B]
A where is:
and where B is:
-----
|x+7| <= 5 means -5<= x+7 <=5
--
Subtracting 7 along the line you get:
-12 <= x <= -2
---
So, A = -12 and B = -2
==========================
Cheers,
Stan H.
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