If the 10th term of the arithmetic sequence is 20, and the common difference is 5, find the 9th term of the sequence.

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents

3x + 4y -25 =0 represents the amount of change sianna should recieve