Решите уравнение 54/7 ÷10 = 5,4 ÷(4x-1)
54/7:10=5.4:(4x-1) 4x-1*54/7=10*5.4 4x-1*54/7=54 4x-1=54:54/7 4x-1=7 4x=7+1 4x=8 x=8:4 x=2