Solve the system below:
10x + y = 22
2x + y = -2

The correct solution is
(__, __)

I need both an x and y. (Solving linear equations using substitution)

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.