Asked by Kimmie
Solve for:
-20 <= 3x - 7 <= -2
The solution is xl __<= x <=__
-20 <= 3x - 7 <= -2
The solution is xl __<= x <=__
Answers
Answered by
drwls
The <= on the left tells you that
-20 <= 3x - 7
-27<= 3x
-9 <= x
The <= on the right tells you that
3x - 7 <= -2
3x <= 5
x <= 5/3
Therefore
-9 <= x <= 5/3
-20 <= 3x - 7
-27<= 3x
-9 <= x
The <= on the right tells you that
3x - 7 <= -2
3x <= 5
x <= 5/3
Therefore
-9 <= x <= 5/3
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