7 x 4 10 2 1 July 8, 2019 16 32 64 128 7 x 10 4 2 x 10 4 4 (- 6x 7 )= 4x 10 2 1 x 7 x 4 2 18 10 7 x 4 2 18 10 square root 7 1 4 x 10 1 2 paper 7 1 4 x 10 1 2 paper size 7 3 4 x 10 1 2 Solve 7 x 4 2 18 10 2 4 7 x 10 1 9 14 2 7 x 4 3 10 4 x 2 7 )- 10 =- 13 7 3x 1 4 10 x 2 4 x 10 2 7 x 10 3 7 10 divided by 3 4 x 1 2