Question 283490
{{{4k^2+k-3-3k^2-5k+6}}} Start with the given expression.



{{{(4k^2-3k^2)+(k-5k)+(-3+6)}}} Group like terms.



{{{k^2-4k+3}}} Combine like terms.



So {{{4k^2+k-3-3k^2-5k+6=k^2-4k+3}}}