How many solutions does y=x/5-1 and y=1/5x+1/5 have

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Given that abcd is a rhombus, what is the value of x?

Which question is not a good survey question? a. don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d. are you happy with the availability of electronic products in your state?