Question

( 5x +7 ) × ( x + 4 )​

Answer 1

X= -4 and X= -7/5

Step-by-step explanation:

5x^2+20x+7x+28

5x^2+27x+28

5x^2+20x+7x+28

5x(x+4)+7(x+4)

(x+4) (5x+7)

hence, x=-4 x=-7/5

Answer 2

Answer:

(5x+7) × (x+4)

5x^2 + 20x + 7x + 28

5x^2 + 27x + 28