Question

Решите плиз : Х+2=99+1 , 92-х=43+14

Answer 1

 Х+2=99+1

x=99+1-2

x=98

 

 92-х=43+14

-x=43+14-92

-x=-35

x=35

Answer 2

Х+2=99+1

x+2=100

x=100-2

x=98

98+2=99+1

100=100

 

92-х=43+14

92-х=57

x=92-57

x=35

92-35=43+14

57=57