Solve the system. x + 9y +z = 20 x + 10y – 2z = 18 3x + 27y + 2z = 58 Enter your answer as an ordered triple. ([ ? ], [ ], [ ]

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.