Is 7 and 1/8 greater than or less than 7.025

Bugs bunny was 33 meters below ground, digging his way toward pismo beach, when he realized he wanted to be above ground. he turned and dug through the dirt diagonally for 80 meters until he was above ground

If 3x+8=3x+8 is it one solution or no solution

X2 + y 2 = 36 x + y = 6 solve the system of equations.