Question

ADD

SOLVE THIS QUESTION ​

Answer 1

Answer:

Required sum,

=(5x−2x

2

−8)+(8x

2

−7x−9)+(3+7x

2

−2x)

Collecting like terms,

=2x

2

+8x

2

+7x

2

+5x−7x−2x−8−9+3

=(−2+8+7)x

2

+(5−7−2)x+(−8−9+3)

=13x

2

−4x−14

Step-by-step explanation:

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