SOLUTION: 3x^2+x-4/10x^2+x-21 / x-1/10x+15 A)15x+4/5x-7 B)3x-4/5x+7 C)3x+4/x-7 D)5(3x+4)/5x-7

Question 1007723: 3x^2+x-4/10x^2+x-21 / x-1/10x+15
A)15x+4/5x-7 B)3x-4/5x+7 C)3x+4/x-7 D)5(3x+4)/5x-7
Answer by tiffany222(56) (Show Source): You can put this solution on YOUR website!
3x^2+x-4/10x^2+x-21 / x-1/10x+15
= 3x^2+x-4/10x^2+x-21 * 10x+15/x-1
= (3x+4)(x-1)/(5x-7)(2x+3) * 5(2x+3)/x-1
= 5(3x+4) / (5x-7)
Final Answer: 5(3x+4) / (5x-7)

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