[tex]3x {}^{2} + 15x = 18[/tex]
Divide the entire thing by 3
[tex]x {}^{2} + 5x = 6[/tex]
[tex]x {}^{2} + 5x - 6 = 0[/tex]
You can find the roots by using the quadratic formula or by using the form x²-Sx+P
[tex]let \: \alpha \: and \: \beta \: be \: the \: roots[/tex]
Two numbers whose sum is -5 and product is -6
-6 and +1
Your answer is B
