Half of a number minus seven is one and five tenths

Suppose a gym membership has an initial enrollment fee of $75 and then a fee of $29 a month. which equation models the cost, c, of the gym membership for m months?

Janice determined there were 10 possible outcomes when tossing two coins and spinning a spinner numbered 1 through 6. what is the correct number? what might have been janice's error?

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2