Question

(3
(1) (3y - 9), 3 (2) (3y +9), - 3
Q. 7. (10x3 - 15x2 - 6x + 9) = (2x - 3) = ?
(1) R2​

Answer 1

Answer:

x = 4

Step-by-step explanation:

10 x 3 - 15 x 2 - 6x + 9 = 2x - 3

30 - 40 - 6x + 9 = 2x - 3

- 1 - 6x = 2x - 3. verification: (-40 - 30 + 9 = -1)

-1 + 3 = 2x + 6x

2 = 8x

x = 8/2

x = 4

I hope u get it correct