A music store buys instruments and then sells them for 30% more than they paid. During a 20% off sale, the store offers a clarinet for $93.6.

How much did the store pay for the clarinet?

73.0769230769% of the games were won

i believe it is c.y = 9x

rise over run. 9 units up over 1 unit right or 9/1

$5.41

step-by-step explanation:

$20 - $14.51 = $5.49.

hello from mrbilldoesmath!

answer:   x (x+6)^2, choice b

discussion:

factor x out of the equation:

x^3 + 12x^2 + 36x = x (x^2 + 12x + 36).

note that 6+6 = 12 and 6*6 = 36 so the above factors into:

x (x+6)^2

which is choice b

you,

mrb