Nora has a flower arrangement with 7 pink flowers, 9 purple flowers, and 5 white flowers. Which sentence is not true?

The ratio of total flowers to pink flowers is 21: 7

The ratio of white
flowers to purple flowers is 5:9.

The ratio of purple flowers to total flowers is 16 to 21.

answer: are you

step-by-step explanation:

here is a big fat

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 -