Question

x-(48+36)=149 

x/7=612-581

 

 

Answer 1

x-(48+36)=149

х-84=149

х=233

ответ: 233

 

x/7=612-581

х7=31

х=31*7

х=217

ответ:217

Answer 2

x-(48+36)=149 

x - 84 = 149

x = 149 + 84

x = 233

---------------------------

233 - (48+36) = 149

      233 - 84 = 148

 

 

  x

---- = 612-581

  7

 

  x

---- = 31

  7

 

x = 31 * 7

x = 217

------------------------

217

-----  =  612 - 581

  7

        31 = 31