What is the expression after applying the distributive property?
-3.1(-9+(-7))

What is the missing step in this proof ?

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?

Eric drove 275 miles in 5 hours. at the same rate how long would it take him to drive 495 miles?