71+ 260=\(\dfrac{x+140}{x}\)+260
tìm x
71 + 65 x 4 = x + 140 / x + 260.
tìm x :71+65x4=x+140/x+260
71 + 65 x 4 = x +140 :x + 260
71+65x4=x+140/x+260
71+65×4=(x+140)÷x+260
tìm X
71+65x4=X+140/X+260
Tìm X:
71+65x4=X+140/X+260
tim x biet : 71+65*4= ( x +140 / x+260)