Jane ring cut a 6 Ft subway sandwich into 1 1/2 sandwiches. How many sandwiches can be cut from the 6ft

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

Find the missing dimension extra points

The graph of f(x) = |x| is transformed to g(x) = |x + 11| - 7. on which interval is the function decreasing?