Answer:
9
Step-by-step explanation:
Given the knowledge that the slope is -1/3 and includes the point (6,3), you can subtract one from the y value and add three to the x value, resulting in (9,2). Q is equal to 9.
63 i think
18.84956, 18.84 if rounded to the nearest hundredth, and 18 if rounded to nearest whole number.