Write as a single algebraic fraction: Solution a) 5/(x+4) + (x-16)/x2+4x 5/(x+4) + (x-16)/x(x+4) (1/x+4)[5+(x-16)/x] (1/x+4)[5x+x-16/x] (1/x+4)[4x-16/x]( (4(x-4)/x(x+4) b)7/x+3 - 2x+3/x2+5x+6 7/x+3 - 2x+3/x2+2x+3x+6 7/x+3 - 2x+3/x(x+2)+3(x+2) 7/x+3 - 2x+3/(x+2)(x+3) (1/x+3)[7-(2x+3)/(x+2)] (1/x+3)[(7x+14-2x-3)/(x+2)] (5x+11)/(x+3)(x+2).