Question

(15 + 5x²-10x) + (2x-2x²-5)

Answer 1

Explanation:

Hii

15-5+5x²-2x²-10x+2x. {first write like terms together}

10+2x²-8x

so this is our answer

hope it is helpful ☺️

so,

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Answer 2

15 + 5x² – 10x) + (4x – 2x² – 5)

= 15 + 5x² – 10x + 4x – 2x² – 5

= 5x² – 2x² – 10x + 4x + 15 – 5

= 3x² – 6x +10

Hope this solution will help you and thanks for asking me