First we are going to simplify both sides from the equation: 3(k−6)=15 (3)(k)+(3)(−6)=15 3k+−18=15 3k−18=15 Second thing to do is add 18 to both of the sides: 3k−18+18=15+18 3k=33 Lastly divide both sides by 3: 3k/3=33/3 Your answer is: k=11 I hope this helps you! :)