SOLUTION: absolute value with 8t-9 is less than or equal to 3

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Question 546989: absolute value with 8t-9 is less than or equal to 3
Answer by lwsshak3(11628) About Me  (Show Source):
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absolute value with 8t-9 is less than or equal to 3
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|8t-9|≤3
solve for 8t-9
8t-9≤3
8t≤12
t≤12/8=3/2
..
solve for -(8t-9)
-(8t-9)≤3
multiply both sides by -1 and switch inequality sign
8t-9≥-3
8t≥6
t≥6/8=3/4
solution:
[3/4,3/2]
number line
<.......[3/4<==>3/2]..........>