The radius of a circle is 4 feet what is the circle's area

Solve the inequality, then identify the graph of the solution. 2x – 1 > x + 2

Which pair of lines is parallel? a. y=4x+1 and y+4=5 b. y=-2+x and 2y-2x=-2 c. y=1/4x + 2 and y-2=1/2x d. y=1/5x+1 and 5y+x= 10

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)