If f(x)= 1/x and g(x) = 3x+2 find (g • g)(-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?

Solve 13 + w/7= -18 (w/7 is a fraction)

Simplify the algebraic expression 8y-2(y+4)