Question

2/11x+5/14=0,45x+12
Как решить

Answer 1

2/11х-0.45х=-5/14+1 2/10
2/11х-45/100х=-25/70 +1 14/70
2/11х-9/20х=-25/70+84/70=59/70
40/220х-99/220х=59/70
-59/220х=59/70
Х=59/70 /-59/220=59/70*-220/59=-220/70=-3 10/70=-3 1/7