If 2 3x 1 10 7 6 then x is equal to July 8, 2019 16 32 64 128 If x ≠ − 1 2 then 6 x 3 + 3 x 2 − 8 x − 4 2 x + 1 = 1 + 2 + 3 + 4 = 10