Which of the following is the solution to the system of linear equations y=-x+3 and y=-2/3x?

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.