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Answer 1 · 2018-02-01T23:40:34

#x = 6#

First, multiply both sides by #x# [#x# must be #!=0#] to cancel the #x# on the fraction side. Then you have

#42 = 7x#

Next, divide both sides by #7# to get #x# alone.

#42/7 = (7x)/7#

The final answer is

#x = 6#