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 + y
x + 9y
9x + 9y
x over 9 + y over 9

9x + 9y

Step-by-step explanation:

Joan has red and pink hibiscus in groups of 9. She has x groups of red hibiscus and y groups of pink hibiscus.

She has x groups of red hibiscus. Red hibiscus in groups of 9. its x groups of 9 that is 9x.

She has y groups of pink hibiscus. Pink hibiscus in groups of 9. its y groups of 9 that is 9y.

the total number of hibiscus= x groups of 9 + y groups of 9

the total number of hibiscus= 9x + 9y