Solve 5 7 July 8, 2019 16 32 64 128 Solve 5 7 2 3 Solve 5 7 x Solve 5 7 1 3 Solve 5 7 x )= 20 Solve 5 7 2 Solve 5 7x 4 8 Solve 5 7 3 Solve 5 7a 25 Solve 5 7 9 Solve 5 7 3 8 Solve 5 7x 2 )= 80 Solve 5 7 4 14 Solve 5 7 2 8 Solve 5 7 3 4 Solve 5 7 8