Point slope form that goes to the points 6 -3 and -4 -9

Write a corresponding real world problem to represent 2x - 125=400

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

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth