Question

 If (2x-5)(x+3) = 2x^2+x+a, then the value of a is *​

Answer 1

Answer:

3x-15=4x+x+a

3x-4x-x=15+a

2x=15

x=15/2

Answer 2

(2x-5)(x+3)=2x²+x+a

2x²+6x-5x+15=2x²+x+a

then 2x² get cancel from both the sides

6x-5x+15=x+a

6x-5x+15-x=a

x-x+15=a

15=a