Question

18) Subtract 7x? - 8x + 5 from 9x – 8x2 - 4.​

Answer 1

Answer:

$- 8 {x}^{2} + 9x - 4 - 7 {x}^{2} + 8x - 5$

$- 15 {x}^{2} + 17x - 9$

Hope this will help you.