Mark M. answered • 10/09/20
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Retired math prof. Calc 1, 2 and AP Calculus tutoring experience.
If l x + 1 l < 6, then -6 < x + 1 < 6.
So, -7 < x < 5. Solution: (-7, 5).
2 Answers By Expert Tutors
Raymond B. answered • 10/09/20
Tutor
5
(2)
Math, microeconomics or criminal justice
x+1 < 6
x<5
and
-(x+1)<6
-x-1<6
-x<7
x>-7
-7<x<5
(-7,5) is the interval for x
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