Can someone explain to me how I can find the domain and range of a rational graph? example:
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
Hi, to answer this question we have to analyze the information given:
d = kilograms of dark chocolate
m =kilograms of milk chocolate
So, her recipe calls for twice the amount of dark chocolate as milk chocolate.
Mathematically speaking:
m = 2d
She needs to buy 120 kg, of chocolate in total. So;
m + d = 120
The following system of equations represent the situation:
Feel free to ask for more if it´s necessary or if you did not understand something.
Step-by-step explanation:
you're just going to switch x and y and then solve for y
