Answer:
Step-by-step explanation:
7:9
If you have 496 then you'll have 217:279, it adds up to 496.
279-217
62 more
Work shown above! Answer is y = -6(1/3)^x
edit: at the bottom it says "be must be 1/3" I meant "b must be"
Answer:

Step-by-step explanation:
Given
See attachment
Required
Find RST
To do this, we use:
--- angle on a straight line
Make RST the subject


<em>Hence, the measure of RST is 144</em>