I've been sitting on this problem for 2 hours! AND I STILL DON'T KNOW WHAT THE HECK IT ISSS!!!!

Mathematics

1 answer:

MArishka [77]3 years ago

7 0

Answer:

Step-by-step explanation:

Use foil to expand it.

y = 4 (x^2 + 7x - 9x - 63) Combine the like terms on the right.

y = 4(x^2 - 2x - 63) Use the distributive property to remove the brackets.

y = 4x^2 - 8x - 4*63 Combine the two multiplied factors on the right.

y = 4x^2 - 8x - 252 4* 63 = 252

The answer is A

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