Ms. jones tooke her family to the movies. there were a total of 12 people. children tickets cost $5 and adults tickets cost $10. she spent a total of $95. how maby children went to the movies

5 children

Step-by-step explanation:

7 adults = $70

5 children = $25

total= 12 people

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therefore 5 children went

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30 units^2

step-by-step explanation:

area is l × w

the length is 3

and the width is 10

3 × 10= 30 units squared

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!