If a line crosses the y-axis at (0, 1) and has a slope of 4/5 what is the equation of the line?

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0

What is the scale factor of two similar pyramids with volumes of 64 cubic feet and 8 cubic feet

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your