When the price of a good or service changes, A. there is a movement along a stable demand curve

B. demand shifts in the opposite direction

C. demand shifts in the same direction

D. supply shifts in the opposite direction​

If (a, b) is the solution to the system of equations shown above, and a and b are integers, then what is the value of a+b?

Balanced rock sits on a thin spike of rock in a canyon what forces keep the rock balanced on its tiny pedestal

Amedium water hose can fill a pool in 30 minutes. a larger water hose can fill the same pool in 20 minutes. if both hoses are turned on at the same time, how long will it take to fill the pool? -what equation can be used to solve this work problem? -how many minutes will it take both hoses to fill the pool?