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<=>15^5*x-15^4*2016=15*x-2016<=>15*(15^4-1)*x=2016*(15^4-1)<=>x=$\dfrac{672}{5}$=134,4
<=>15^5*x-15^4*2016=15*x-2016<=>
ΑπάντησηΔιαγραφή15*(15^4-1)*x=2016*(15^4-1)<=>
x=$\dfrac{672}{5}$=134,4