решите уравнение-(-(+1 23/39))=d÷(-(-2 3/31))
решите уравнение; -(-(2 /8/39))÷m=-(-(-(-5 37/39)))
решите уравнение; -(-(2 /8/39))÷m=-(-(-(-5 37/39)))
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1 23/39=d:2 3/31
d= 2 3/31* 1 23/39
d=65*62/39
d=4030/39
d=103 13/39
d=103 1/3
2) -(-(2 /8/39))÷m=-(-(-(-5 37/39)))
2 8/39:м=- 5 37/39
м=86/39:(-232/39)
м=86/39*(-39/232)
м=-86/232
м=-43/116