Washington Middle School sold 405 tickets to the annual musical production for Friday night. If the tickets sold for Friday night were only 45 percent of the total tickets sold, how many total tickets were sold for the production?

900

Step-by-step explanation:

I took the unit test too

900

Step-by-step explanation:doing the test on edge

answer: 819.89 miles across america

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 -