Question 222457: how do you solve this?
-20<(less than or equal to)(I cannot format properly here)4x - 3<(less than or equal to)-2
Found 2 solutions by user_dude2008, RAY100:
Answer by user_dude2008(1862)   (Show Source):
Answer by RAY100(1637) (Show Source):
You can put this solution on YOUR website! -20 <= (4x-3) <= -2
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add 3 to each area
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-17 <= 4x<= 1
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divide by 4
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-17/4 <= 1x <= 1/4
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-4.25 <= 1x<= .25
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check,,,x=0,,,-20<=-3<= -2,,,,,,ok
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x=-4,,,,,-20<=-19<=-2,,,,,,ok
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x=.1,,,,,,-20<= -2.6 <= -2,,,,,ok
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