Which system models the given situation? Darnell has quarters and nickels that total $20. There are a total of 100 coins. o A. x + y = 20
.25x + .05y = 100
o B. X+ y = 20
25x + .50y = 100
O C. X + y = 100
.25x +.05y = 20
O D. x + y = 100
.25x +.5y = 20

Step-by-step explanation:

step-by-step explanation:

i need to answer questions so i dont know but i think its the first one because it goes up but a consent rate

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.