How do you solve #7+ 5k = 3k + 6- 5#?

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Answer 1 · 2018-03-06T18:55:00

#k=-3#

Given:
#7+5k=3k+6-5#
#7+5k=3k+1#
#5k=3k+1-7#
#5k=3k-6#
#5k-3k=-6#
#2k=-6#
#k=-3#

Answer 2 · 2018-03-06T18:56:02

It is #(2k)/2=(-6)/2#.

So # k=-3#. I hope this was helpful!

Put similar terms together. #5k−3k=6−5−7#
# rarr 2k=−6#.

Divide both sides by #2# to isolate #k# .
#(2k)div2=(−6)div2#
#rArr k=−3#