3 5 x 7 0 4 July 8, 2019 16 32 64 128 3 5 (- 6 x )= 0 7 4x 33 3 5 x − 7 1 0 )= − 3 1 4 5 x 7 = 35 3 5 x 0 7 3 x-5=x+3 0 5^7-3x 4