Question

Please help i need to pass math

Answer 1

Answer:

$6 {x}^{2} - 5x - 4$

Step-by-step explanation:

$(2 {x}^{2} - 3x + 1) + (4 {x}^{2} - 2x - 5) = \\ 2 {x}^{2} + 4 {x}^{2} - 3x - 2x + 1 - 5 = \\ 6 {x}^{2} - 5x - 4$

Answer 2

Answer:

B

Step-by-step explanation:

topic: polynomials

Just add like terms