3 years ago

Which expression is equivalent to 2x2+(4x-6x2)+9-(6x+3)

Mathematics

1 answer:

olya-2409 [2.1K]3 years ago

8 0

Answer:

-4x^2 -2x+6

Step-by-step explanation:

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

Distribute the minus sign

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

Combine like terms

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

-4x^2 -2x+6

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