If you figure out these questions I’ll give you brainliest 1. Why are they called buildings if there already built

2. Is 5.0 a decimal or an interger

3. Why is it called an apartments if their built together

9f5013d6adddc79f0b2ecf7fb840049f5013d6adddc79f0b2ecf7fb840049f5013d6adddc79f0b2ecf7fb84004

1: it is called a building cause it can still be improve or built on.

2: its an integer in a decimal formation.

3: cause each unit is apart from the other units even though it is 1 big building.

Step-by-step explanation:

40% off the regular price is the correct answer.

step-by-step explanation:

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!