Question

(5/6x+1/7x)*42=82 решить уравнение

 

Answer 1

5/6*42х+1/7*42х=82

35х+6х=82

41х=82

х=82:41

х=2

Answer 2

5/6*x+x/7=41/42*x

41/42*42=41

х = 82/41

x=2 

(5/3+2/7)*42=82