53/5 / 3 1/2=5 1/4x; 2 2/3 / 0,24=1 7/9 / (x+0,06) - вопрос №8369769535312514223024179006 от superojgfhijdf 20.08.2020 05:42

Question

Математика: 53/5 / 3 1/2=5 1/4x; 2 2/3 / 0,24=1 7/9 / (x+0,06)

superojgfhijdf · Answer

5 3/5 / 3 1/2=5 1/4x;28/5 : 7/2 = 21/4x28/5 * 2/7 = 21/4x8/5 = 21/4xx = 8/5 * 4/21x = 32/1052 2/3 / 0,24=1 7/9 / (x+0,06)2 2/3 *(x + 0,06) =1 7/9 * 0,248/3 * (x + 3/50) = 16/9 * 6/258/3x + 4/25 = 32/758/3x = 32/75 - 4/258/3x = 32/75 - 12/758/3x = 4/15x = 4/15 * 3/8x = 1/10 = 0,1...