Identify the Domain and Range of the graph below:

PLEASE HELP I WILL GIVE BRAINLIST!

Simplify 5 square root of 7 end root plus 12 square root of 6 end root minus 10 square root of 7 end root minus 5 square root of 6 . (1 point) 5 square root of 14 end root minus 7 square root of 12 5 square root of 7 end root minus 7 square root of 6 7 square root of 12 end root minus 5 square root of 14 7 square root of 6 end root minus 5 square root of 7

Find the solution of this system of equation -7x+y=-20 9x-3y=36

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