What is the value of g(f(x)

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.