Question

Aflati X din egalitatea:

Answer 1

0.7•2.3+5•[4.3:0.1-30•0.1]:(1.6•x-3)=26.61

1.61+5•(43-3):(1.6•x-3)=26.61

5•40:(1.6•x-3)=26.61-1.61

200:(1.6•x-3)=25

1.6•x-3=200:25

1.6•x-3=8

1.6•x=11

x=11:1.6

x=6.875