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what is the sum when 3x²-15x-9 is added to 5x²+4x-6?
A.8x²-11x-15 B.8x²+11x-15
C.8x²+11x+15 D.8x²-11x+15​

Sagot :

WALIDITANOGO

ANSWER:

A.

because when 3xSquared is added to 5xSquared its equal is 8xSquared

and when -15x is added to 4x its equal is -11x and when -9 is added to -6 its equal is -15 because negative + negative its added and it'll have the same sign

VALERIECABILES10GO

Answer:

A 8x²-11x-25

Step-by-step explanation:

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