A(x) = (3/2x + 4)(4x -1) + 5/2x -5
A(x) = 1/2 ( 3x + 8 )(4x -1) + 5/2x -5
A(x) = 1/2 ( 3x + 8 )(4x -1) + 5/2 ( x - 2)
A(x) = 1/2 [ ( 3x + 8 )(4x -1) + 5 ( x - 2) ]
A(x) = 1/2 [ 12x^2 - 3x + 32x - 8 + 5x -10 ]
A(x) = 1/2 [ 12x^2 + 34x - 18 ]
A(x) = 1/2 [ 2 ( 6x^2 + 17x - 9 ] )
A(x) = 6x^2 + 17x - 9
B(x) = 5(3x -7) + 3/4x (x+4)
B(x) = 15x - 35 + 3/4x^2 + 3x
B(x) = 18x - 35 + 3/4x^2