The admission fee at an amusement park is $5.50 for children and 14.00 for adults. On a certain day, 285 people entered the park, and the admission fees collected totaled $2,800.00. How many children and how many adults were admitted?

it has changed from the width and the height.

step-by-step explanation:

see explanation

step-by-step explanation:

a

(6r + 7) + (13 + 7r) ( remove brackets and collect like terms )

= 6r + 7 + 13 + 7r

= 13r + 20

b

remove brackets and collect like terms

13 - r - 1 + r

= 12 - r

c

remove brackets and collect like terms

= - 8 - r + 2r - 4

= - 12 + r

d

remove brackets and collect like terms

= 7r - - - 6r

[-   - = - - = - ]

= r -

step-by-step explanation:

anwser : 11.8 was his score