water + water = water 0.10*8 + 1*x = 0.90(8 + x) 0.8 + x = 7.2 + 0.90x 0.10x = 6.4 x=64 Solution water + water = water 0.10*8 + 1*x = 0.90(8 + x) 0.8 + x = 7.2 + 0.90x 0.10x = 6.4 x=64.Read less