Answer:
(9x² + 8x) - (2x² + 3x)
= 7x² + 5x
Step-by-step explanation:
open the bracket
= 9x² + 8x - 2x² - 3x
collect like terms
= 9x² - 2x² + 8x - 3x
x=-1
y=-3
3x-2y=3(1)
5.(1) <=> 15x-10y=15 (2)
15x-4y=-3 (3)
(2)-(3) <=> -6y=18
52
To me it may be a
hope this help can i get a branliest if you got it right and tell me if it is
