Tìm x biết (x+1)/10+(x+1)/11+(x+11)/12=(x+1)/13+(x+1)/14
x+1/10+x+1/11+x+1/12=x+1/13+x+1/14
x+1/10 + x+1/11 + x+1/12= x+1/13 + x+1/14
x+1/10+ x+1/11+ x+1/12+ x+1/13+ x+1/14
x+1/10+x+1/11+x+1/12=x+1/13+x+1/14
GIÚP MINK VS THANK NHÌU
TÌM X
A, 11/12-(5/42-X)=(15/28-11/12)
B,X+1/10+X+1/11+X+1/12=X+1/13+X+1/14
tìm x biết : x+1/10 + x+1/11 + x+1/12 - x+1/13 + x+1/14 = 0
Tìm x biết (x+1)/10 + (x+1) /11 + (x+1)/12 = (x+1)/13 + (x+1)/14
x+1/10+x+1/11+x+1/12+x+1/13+x+1/14
