1.How many solutions does the system have? x + 4y = 3
-5x - 20y=-15
a. one solution
b. two solutions
c. infinitely many solutions
d. no solution

Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

If there are 3.281 feet in 1 meter, how many inches are in one centimeter