Răspunsuri

2014-09-23T11:17:08+03:00
546+127-96/3+73x2-(62/a+24/2)-5x11=689
546+127-32+73x2-(62/a+12)-5x11=689
546+127-32+146-(62/a+12)-55=689
673-32+146-(62/a+12)-55=689
641+146-(62/a+12)-55=689
787-(62/a+12)-55=689
787-(62/a+12)=689+55
787-(62/a+12)=744
62/a+12=787-744
62/a+12=43
62/a=43-12
62/a=31
a=62/31
a=2





546+127-96/3+73x2-(62/a+24/2)-5x11=689
546+127-32+73x2-(62/a+12)-5x11=689
546+127-32+146-(62/a+12)-55=689
673-32+146-(62/a+12)-55=689
641+146-(62/a+12)-55=689
787-(62/a+12)-55=689
787-(62/a+12)=689+55
787-(62/a+12)=744
62/a+12=787-744
62/a+12=43
62/a=43-12
62/a=31
a=62/31
a=2
2014-09-23T11:37:05+03:00
546+127-96/3+73x2-(62/a+24/2)-5x11=689
546+127-32+73x2-(62/a+12)-5x11=689
546+127-32+146-(62/a+12)-55=689
673-32+146-(62/a+12)-55=689
641+146-(62/a+12)-55=689
787-(62/a+12)-55=689
787-(62/a+12)=689+55
787-(62/a+12)=744
62/a+12=787-744
62/a+12=43
62/a=43-12
62/a=31
a=62/31
a=2
E CORECT si raspunsul lui ingrid..am rezolvat pe o foaie