You can put this solution on YOUR website! (6x^2+3x)/(4x^2-1)
Simplify (6x^2 + 3x) to 3x(2x + 1)(Numerator)
Simplify (4x^2 - 1) to (2x + 1)(2x - 1)(Denominator)
Now cancel the numerator(2x + 1) and the denominator (2x + 1)
Leaving 3x / 2x - 1)
Your answer.
Hope this helps :-)