SOLUTION: using multiplication principle solve -12 > -4k

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Question 442179: using multiplication principle solve -12 > -4k
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
+-12+%3E+-4k+
Multiply both sides by +-1%2F4
and reverse the > sign
+3+%3C+k+
or, what is the same,
+k+%3E+3+
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check:
Suppose +k+=+2.9+
+-12+%3E+-4k+
+-12+%3E+-4%2A2.9+
+-12+%3E+-11.6+ not true
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Suppose +k+=+3.1+
+-12+%3E+-4k+
+-12+%3E+-4%2A3.1+
+-12+%3E+-12.4+ true