16x-15-9x=13
7x-15=13
+15 +15
x=4
Answer:

Step-by-step explanation:
The
term of the sequence is given as
.
To find the sixth term, which is denoted by
, we substitute n=6 into the given rule.
This will give us:

Simplify the exponent to get:

We simplify further to get:

This simplifies to

Hope this helps! As long as you keep posting I’ll keep answering- always happy to help!
x is your starting running time. 1/10 of a minute is 6 seconds, so you can do x - 6(6). 6 times 6 = 36, so your answer is x - 36 seconds. 36 seconds.