Which equation has the same solution as x2 + 12x +8= -5?

You purchased 8 pounds 10 ounces of candy from a candy shop. you want to split it equally among 3 classrooms at a local school.

Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10