5x 3 3x 3 10 July 8, 2019 16 32 64 128 3x 3 2 5x 10 3 1 5x 3 3x 12 4x 3 10x 2 2x 2 5x 3 18 3x 3 10 Add 5x 3 3x 12 4x 3 10x 2 2x Y 3 5x 3 5y 3x 10 3x 3 x 3 5x 10 18 7x 3 3x 7 3 5x 10 3 x-5=x+3