2x+10= 5x-17 hurry is for a test

Parks is wearing several rubber bracelets one third of the bracelets are tie dye 1/6 are blue and 1/3 of the remainder are camouflage if park swears to camouflage bracelets how many bracelets does he have on

I’m confused on how to work the pie charts

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.