Help plz. i need an actual answer and not a link to smth

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25

The graph of y=x3 is transformed as shown in the graph below. which equation represents the transformed function?

Jessie and bob are financing $425,500 to purchase a house. they obtained a 30/8 balloon mortgage at 6.55%. what will their balloon payment be?