Joan has red and pink hibiscus in groups of 9. She has x groups of red hibiscus and y groups of pink hibiscus. Which expression shows the total number of hibiscus that Joan has?

9x + 9y

Step-by-step explanation:

red and pink hibiscus in groups of 9, so multiply and add! Simple. Hope this helps!

1. 3. can also be expressed as (22/7)

2. -4.5

3. 3.6

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answer: 80,000

step-by-step explanation:

the population doubles every day.

10,000*2=20,000 day 4

20,000*2=40,000 day 5

40,000*2=80,000 day 6