How do you solve #(9x-4)/(5x+2)=3.2#?

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Answer 1 · 2016-11-23T07:03:16

#x=-52/35#

It is equivalent to:

#9x-4=3.2(5x+2) and (5x+2)!=0#

that's

#9x-4=16x+6.4 and x!=-2/5#

#9x-16x=4+6.4 and x!=-2/5#

#-7x=10.4 and x!=-2/5#

#x=10.4/-7=104/10*(-1/7)=-52/35#