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Question 1 of 5: Simplify each:
$$(-10x^3 + 2x^5 + 9) - (-6x^5 - 13 + x^3)$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$-5x^5 - 11x^3 + 14$$
B
$$-5x^5 - 21x^3 + 14$$
C
$$8x^5 - 11x^3 + 22$$
D
$$8x^5 - 11x^3 + 14$$
E
$$-3x^5 - 14x^3 - 2$$
Question 2 of 5: Simplify each:
$$(-3 + 8x^5 + 2x^3) - (-8x^5 + 10x^3 + 8)$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$16x^5 - 9x^3 - 1$$
B
$$16x^5 - 8x^3 - 11$$
C
$$-14x^5 - 3x^3 + 11$$
D
$$-14x^5 - 17x^3  - 12$$
E
$$-11x^5 + 2x^3 - 12$$
Question 3 of 5: Simplify each:
$$(-11x^3y^2 + 10x^2y^4) - (4xy^4 + 3x^2y^4 - 14x^3y^2) - (-9x^3y^2 + 6xy^4)$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$11x^2y^4 + 18x^3y^2 - 14xy^4$$
B
$$5x^2y^4 - 4x^3y^2 - 3xy^4$$
C
$$7x^2y^4 + 12x^3y^2 - 10xy^4$$
D
$$x^2y^4 - 13xy^4$$
E
$$-3x^2y^4 + 15xy^4$$
Question 4 of 5: Simplify each:
$$(8x^3 - 4x^2y) - (3x^2y + 9x^3 - 7x^2y^3) - (12x^3 - 9x^2y)$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$-5x^2y^3 + 9x^2y - 7x^3$$
B
$$-2x^2y^3 + 13x^2y - 25x^3$$
C
$$7x^2y^3 - 13x^3 + 2x^2y$$
D
$$17x^2y^3 + 17x^2y - 11x^3$$
E
$$-8x^2y^3 - 5x^2y - 1x^3$$
Question 5 of 5: Simplify each:
$$(-9x^3y^2 + x^4y^3) + (-8x^2 + 10x^3y^2 + 12x^4y^3) - (7x^4y^3 + 9x^3y^2)$$
Finish »
Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$6x^4y^3 - 8x^3y^2 - 8x^2$$
B
$$-7x^4y^3 - 14x^3y^2 - 9x^2$$
C
$$-x^4y^3 - 5x^3y^2 - 13x^2$$
D
$$11x^4y^3 + 8x^3y^2 + 15x^2$$
E
$$-x^4y^3 + 3x^3y^2 - 2x^2$$

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