Answer:

Here,
denotes number of frosting flowers
Step-by-step explanation:
Let
denotes number of frosting flowers.
Amount charged by baker for each batch of cupcakes = $30
Amount charged for each frosting flower = $0.09
So,
Amount charged for
frosting flowers = 
Therefore,
Total cost of a batch of cupcakes with frosting flowers = 
Answer:
sorry I don't know about this Question
Answer:
X=9 or x=-9
Step-by-step explanation:
X^2=81
Can be written as
x^2-81=0
Factorize by the property:
a^2-b^2=(a-b)(a+b)
So the expression becomes:
(x-9)(x+9)=0
Therefore, either x-9=0or x+9=0
Then the solutions are x=9 or x=-9