Given that g(x) = 3x + 1, find g^-1(x).​

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

Ijust need these 2 questions answered (the second pic is just confirmation i'm not confident in that answer)

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250