SOLUTION: 6(x^2+1) - (2x-4)(3x+2) < 3(5x+21)

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Question 476344: 6(x^2+1) - (2x-4)(3x+2) < 3(5x+21)
Answer by lwsshak3(11628) About Me  (Show Source):
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6(x^2+1) - (2x-4)(3x+2) < 3(5x+21)
**
6x^2+6 - (6x^2-8x-8) < 15x+63
6x^2+6 - 6x^2+8x+8) < 15x+63
15x+63>8x+14
7x>-49
x>-7
(-7,∞)