Question

решить уравнение 6,5 : (0,5x+2)=0.2

Answer 1

6,5 : (0,5x+2)=0.2

0.5х+2=32.5

0.5х=32.5-2

0.5х=30.5

х=30.5:0.5

х=61

6.5:(0.5*61+2)=0.2