Question

7x²-4x+5,-3x²+2x-1,5x²-x+9​

Answer 1

Answer:

Let's simplify step-by-step.

7x^2−4x+5−3x^2+2x−15x^2−x+9

=7x^2+−4x+5+−3x^2+2x+−15x^2+−x+9

Combine Like Terms:

=7x^2+−4x+5+−3x^2+2x+−15x^2+−x+9

=(7x^2+−3x^2+−15x^2)+(−4x+^2x+−x)+(5+9)

=−11x^2+−3x+14

Answer:

=−11x^2−3x+14

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Step-by-step explanation: