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Rosemary Fitzgerald

(x-2(x - 2y)(y - 3x)+ (x + y) + (x + y)(x - 3y)(4x - 5y)

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418 cents Carolyn McBride
Answer:

Simplify the following:

(x−2y)(y−3x)+(x+y)(x−3y)−(y−3x)(4x−5y)

(x−2y)(y−3x)+(x+y)(x−3y)−(y−3x)(4x−5y)

xy−3x

2

−2y

2

+6xy+x

2

−3xy+xy−3y

2

−4xy+5y

2

+12x

2

−15xy

x

2

(−3+1+12)+xy(1+6−3+1−4−15)+y

2

(−2−3+5)

10x

2

−14xy

183
Carolyn McBride
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