Question

What must be added to 2x3

-3x2

+5x-9 to get -4x3

+4x2

+4x-4.​

Answer 1

Step-by-step explanation:

let A must me added to 2x3-3x2+5x9 to get -4x3+4x2+4x-4

6-6+45+A = -12+8-16

45 + A = -20

A = -20 -45

A =-65