3x 7 6 4 4x July 8, 2019 16 32 64 128 3x 4 9 5x 7 6 4x 5 18 3x 7 6 12x x 4 4x 5 3x 4 4x 7 8 6x 6 How many solutions does the equation 3x 7 4 6 4x have