SOLUTION: (7x+4)(3x+9)

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Question 623012: (7x+4)(3x+9)
Answer by lenny460(753) About Me  (Show Source):
You can put this solution on YOUR website!
(7x + 4)(3x + 9)
Multiply using the FOIL Method:
7x * 3x = 21x^2
7x * 9 = 63x
4 * 3x = 12x
4 * 9 = 36
21x^2 + 63x + 12x + 36
Combine like terms:
63x + 12x = 75x
The Answer:
21x^2 + 75x + 36


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