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OpenStudy (nickymail48):
-5/9k=-1/4
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jhonyy9 (jhonyy9):
cross multiplie and will get -5k *4 = 9*(-1) -20k = -9 k= 9/20 ok ?
OpenStudy (nickymail48):
so you cross multiply?
jhonyy9 (jhonyy9):
divide both by -1 and after divide both sides by 20 ok ?
OpenStudy (nickymail48):
ok thanks
jhonyy9 (jhonyy9):
was my pleasure
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