Question

what must be added to 5x square + 6x -3 to get 3x +2​

Answer 1

Answer: (–5x²–3x +5)

Step-by-step explanation: let the number be n

5x²+6x-3. +. n. = 3x+2

5x²+6x-3-(3x+2)= -n

-{ 5x²+6x-3-3x-2} =n

-5x²– 3x + 5= n

Hence ,

-5x² – 3x + 5 must be added to get

3x + 2.

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Answer 2

3x+2-5x^2+6x-2

0x^2+3x+2

5x^2+6x-3 (-)

-5x^2-3x+5