Answer: A 729
Step-by-step explanation:
The equation in the given standard form is
<h3>Equation of a circle</h3>
The standard equation of a circle is expressed as:
Given the equation
Group the function to have:
Complete the squares to have:
Hence the equation in the given standard form is
Learn more on equation of a circle here: brainly.com/question/1506955
Answer:
1x+1y= 9
x= adults y= children 9= the amount they have to pay to play a game if its 1 adult and 1 child