10 PTS help fast pls! What is the simplified value of the expression below?

–3.5
–2.4
2.4
3.5

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

What is the 17th term in the arithmetic sequence in which a6 is 101 and a9 is 83

Erinn wrote the equation –5x + 4y = 32 to represent her hourly wage (y) and how this wage has changed during each year that she worked at a company (x). what is the rate of change in erinn's hourly wage per year?