3 x 5 1 x 5 10 x2 x2 25 July 8, 2019 16 32 64 128 3 x-5=x+3 3 x 2 ⋅ 5 x − 1 ≥ 3 3x2⋅5x−1≥3 3 ^ (x ^ 2) * 5 ^ (x - 1) = 3