Who studied and passed help please

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?