SOLUTION: solve and graph: 2<10-4k<6

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Question 235124: solve and graph:
2<10-4k<6
Answer by solver91311(12118) About Me  (Show Source):
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Add -10 to all three parts of the compound inequality:



Multiply all three parts by , but remember to change the sense of the inequality when multiplying by a negative:



And then put it in natural order:



Draw an number line. Draw a little OPEN circle on the 1. Draw a little OPEN circle on the 2. Make the line between the two circles a nice fat line.

John