Question

C. Subtract 5x² - 3x +1 from the sum of 4x² +3-8x and 9x-7.​

Answer 1

Answer:

3x²-5x+2+(-5x²-8x+6)

3x²-5x+2-5x²-8x+6

3x²-5x²-5x-8x+2+6

-2x²-13x+8.

Now, we subtract the sum of -2x²-13x+8 and 4x²-9x+7,we get

-2x²-13x+8-(4x²-9x+7)

-2x²-13x+8-4x²+9x-7

-2x²-4x²-13x+9x+8-7

-6x²-4x+1.

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Answer 2

Answer:

The sum of 3x²-5x+2 and -5x²-8x+6, we get

Step-by-step explanation:

3x²-5x+2+(-5x²-8x+6)

3x²-5x+2-5x²-8x+6

3x²-5x²-5x-8x+2+6

-2x²-13x+8.

Now, we subtract the sum of -2x²-13x+8 and 4x²-9x+7,we get

-2x²-13x+8-(4x²-9x+7)

-2x²-13x+8-4x²+9x-7

-2x²-4x²-13x+9x+8-7

-6x²-4x+1.