Zcmccawp1zsw9go Zcmccawp1zsw9go Mathematics Answered What is the sum? 4x + 1 x+2 O O + x-1 3x 5x 3x(x + 2) 12x² + 4x-1 3x(x + 2) 13x² + 4x-2 3x(x + 2) 13x² + 3x-2 3x(x + 2)