Answer: -2a + 3b
Solution:
3b - 2a
Simplify
= -2a + 3b
Given that

and

, if

is an arithmetic sequence, then the common difference between successive terms is

.
You then have




So the explicit formula for the

th term is
The answer would be 21 because its the same length as the other side.
Answer:
125 g
Step-by-step explanation:
500/2=250
250/2=125