What is the probability of rolling a "5" on a 6-sided die

Find the solution of system of equation y= x-4 y=4x+2

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250

Which is the focus of a parabola with equation y2=4x