How do you solve and check your solution given #-8.4=-6f#?

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Answer 1 · 2017-05-05T12:14:45

I got #f=1.4#

I would multiply both sides by #10# to get:

#10*(-8.4)=10*(-6f)#

#-84=-60f#

rearrange:

#f=(-84)/(-60)=84/60#

divide:

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So that #f=1.4#

To check your solution let us substitute this value of #f# into the original:

#-8.4=-6*color(red)(1.4)#

#-8.4=-8.4# ok