Definition of negation this isnt math this is philosophy that just wasn’t an option

Given abcd ac=38 and ae=3x+4 find the value of x

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

50 plz, given the system of equations, match the following items. x + 3 y = 5 x - 3 y = -1 a) x-determinant b) y-determinant c) system determinant match the following to the pictures below.