Tuyển Cộng tác viên Hoc24 nhiệm kì 26 tại đây: https://forms.gle/dK3zGK3LHFrgvTkJ6
y÷ 0.25 + y+y ÷0.01= 2016
x : 0.25 + x : 0.5 + x + x : 0.01 = 321
x:0.25+x:0.5+x+x:0.01=321
x : 0.25 + x : 0.5 + x + x : 0.01 = 321
x : 0.25 + x : 0.5 + x + x :0.01 = 214
X : 0.25 +X : 0.5 +X +X : 0.01= 963
tim x biet x:0.25+x:0.5+x+x:0.01=321
x+x:0.25+x:0.5+x:0.01=428
tìm x
X:/0.25+x:0.5+x+x:0.01=321