Aquadratic equation with a negative discriminant has a graph that
a. touches the x-axis but does not cross it.
b. opens downward and crosses the x-axis twice.
c. crosses the x-axis twice.
d. never crosses the x-axis.

He concluded that a heavier object dropped from the same height as a lighter object will land

Katie wants to collect over 100 seashells. she already has 34 seashells in her collection. each day, she finds 12 more seashells on the beach. katie can use fractions of days to find seashells. write an inequality to determine the number of days, dd, it will take katie to collect over 100 seashells.

How do i i solve this equation? -18 = x/3 + 3