Question

class 8 chapter-9 (algebraic expressions and identities)
find the ans of
Q-1 . ADD.
1) (15+5x²-10x)+(2x-2x²-5)


please ans​

Answer 1

Answer:

(15+5x²-10x) + (2x-2x²-5)

= 3x²-8x+10

Answer 2

$3x { }^{2} - 8x + 10$