5 x 12 42 July 8, 2019 16 32 64 128 5 x 12 420 − 5 x 12 3x 42 12 x 42 5 6 Amit solved the equation 5 12 =- x 420 427 5 x 0 12 42 5 x 32 12 2 6 12 x 5 5 x 42 4 5 x 12