Charles owns 3 cats, 4 goldfish, and parakeets. altogether, he has 10 pets.
a. what fraction of his pets are goldfish?
b. what fraction of his pets are parakeets?
show your work!

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

14. (05.02 lc) what is the value of y in the solution to the following system of equations? (5 points) 2x + y = −4 5x + 3y = −6

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)