D) y=-6
Explanation:
pass the positive 24 to the other side of the equal sign, but the positive sign changes into negative. Keep the 6y there. Then you need to combine the numbers if their sign is the same you add them up and keep the sign, so in this case is gonna be (-36). After that, you need to divide by 6 because you want the y isolated. The answers is D) y= -6