Please help I’ll give Brainliest to the best answer

Ineed with number 17 i don’t get it at alll

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1