3 years ago

Subtract - 2x2 + 4x – 1 from 6x2 + 3x – 9.

Mathematics

2 answers:

zalisa [80]3 years ago

5 0

Answer:

8x^2-x-8

Step-by-step explanation:

6x^2 + 3x – 9-(- 2x^2 + 4x – 1 )

6x^2 + 3x – 9+2x^2 - 4x + 1

6x^2+2x^2+ 3x- 4x -9+1

8x^2-x-8

tankabanditka [31]3 years ago

4 0

Answer:4x^2-x-8

Step-by-step explanation:

6x^2+3x-9-(2x^2+4x-1)

6x^2+3x-9-2x^2-4x+1

Collect like terms

6x^2-2x^2+3x-4x-9+1

4x^2-x-8

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