Question

given a given that the point Q (a + b, minus 3) lies on y axis such as that a minus b equal to 6 find a​​

Answer 1

+ve y-axis

Given, the point is (0,3)

Since the x-coordinate being 0, the point clearly lies on the y-axis.

The y-coordinate 3 being positive, the point lies on the +ve y-axis.