How do you write 6,007,200 in expanded form

Find the solution of system of equation y= x-4 y=4x+2

What term makes it inconsistent y=2x - 4 ?

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?