Write a mathematical sentence that expresses the information given below. Use c as your variable name. If necessary:

Henry had charged 933 dollars to his credit card.
Even after the cost of his
next purchase,
he was still under his credit limit of 1500 dollars.

55% are girls and 45% are boys : ) hope this

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!