Write the equation of line parallel 3x+y=2 through the point (5,-3)

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

Find the roots of the equation below. x^2 - 6 + 9 = 0

The train station clock runs too fast and gains 5 minutes every 10 days. how many minutes and seconds will it have gained at the end of 9 days?