Evaluate j/4 when j = 12

Which best explains why this triangle is or is not a right triangle?

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.