combine the following polynomials

(2x^2-5x+9)-(0.5x^2-7x+3)

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

1 answer

Get rid of parentheses.

2x^2-5x+9-0.5x^2+7x-3 =

Combine like terms.

1.5x^2 + 2x + 6

Do the same with the second formula.
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