Find the sum and express it in simplest form. (-y + 5a - 4) + (-3y - a - 5)

What are the domain and range of the function f(x)=2^x+1

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?

Explain how you could use the interactive table to tell if sets of points are on the same line. math 8