To find the angle Q we can us the sin law so:

So we can solve for Q so:
Answer:
x = -7 - 17/20 or -157/20
Step-by-step explanation:
2x/3 - 3.2 = -8.1
2x - 9.6 = -24.3
20x - 96 = -243
20x = -157
x = -157/20
x = -7 - 17/20
The ratio is 14:5, as 42 divided by 3 is 14 and 15 divided by 3 is 5.