Can I ask why you don't verify at least one answer to every question ?

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

The high temp today was 62°. when nighttime comes, the temp will drop 40°. by 4am the temp will drop an additional 40°. what is the temp at 4am?