Find the equation of the line through point (2,-1) and patellar to 2x+5y=15

Solve the equation 3x2 + 19x + 9 = 0 to the nearest tenth.

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

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