SOLUTION: solve
|12+4x|-6=26
16≤24-8x/5
|3x-9|>12
3|1-4x|+4≤28
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Question 249546: solve
|12+4x|-6=26
16≤24-8x/5
|3x-9|>12
3|1-4x|+4≤28
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
3|1-4x|+4<=28
3|1-4x|<=24
|1-4x|<=8
.
1-4x<=8
-4x<=7
x>=-7/4 reverse the inequality sign when * or / by a negative number.
.
1-4x>=-8 reverse the inequality sign and make the 8 negative.
-4x>=-9
x<=9/4 reverse the inequality sign again.
.
Ed
.
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