Cindy made fancy red costume decorations for each of the 2 dancers in her year-end dance performance. She cut 2 1/2 yards of ribbon into equal pieces to make the decorations. How long was each piece of ribbon? Write your answer as a fraction or as a whole or mixed number.

ce pula mea vrei ma

step-by-step explanation:

gayule

hello from mrbilldoesmath!

answer:

25x^2 + 90x + 84

discussion:

mn(x) = m(n(x)) = m( 5x + 9) =

(5x + 9)^2 + 3 =>

25x^2 + 90x + 9^2 + 3 =

25x^2 + 90x + 84                 (as 9^2 = 9*9 = 81)

which is the second choice

regards,  

mrb

p.s.   i'll be on vacation from friday, dec 22 to jan 2, 2019. have a great new year!

6mm^3 or .6cm^3

      216

      /   \

  36     6

  /   \     /

6     6   6

factor trees are nice.

486in is correct

step-by-step explanation: