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Simplify the following expressions.

(Please don't answer for the points or I will be reporting you)

a. 4xy + 7x^2 − 7y^2 + 9xy − 8y^2 + 8x^2

b. (14x^2 − 2x + 5) + (−6x^2 + 8x − 5)

c. (5y − 3xy + 7x^2) − (8xy − 6 + 2x^2)

d. (6x^2 − 2x + 7) + (−2x^2 + 9x + 5) − (x2 + 7x − 8)

e. (7x^4 − 5x − 3) + (6x^2 + 9x^4 − 2x^3) − (4x^4 + 3x^2 − 2x^2 + x + 1)

User Ben Cawley
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1 Answer

2 votes

Answer:

a. 13xy + 15x^2 − 15y^2

b. 8x^2 + 6x

c. 5y − 11xy + 5x^2 + 6

d. 3x^2 + 20

e. 12x^4 − 6x − 4 + 5x^2 −2x^3

User Tplaner
by
8.3k points

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