1 Solve each pair of the following simultane a) y= X- 2 x+y = 4

Option 1: $30 an hour plus a nonrefundable deposit of $50 option 2: $20 an hour plus a nonrefundable deposit of $75 kyle is renting a jetski for the day. if he can rent the jetski in one hour increments, what is the minimum number of hours must he rent the jetski for option 2 to be a better deal then option 1?

Can someone pls ! pls answer all. no explanation needed..

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?