a+b=7,b+c=9 and c+a=12 find the value a,b and c
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a+b=7 ,b+c=9,c+a=12
so
on adding all equations》
a+b+b+c+c+a=7+9+12
2 (a+b+c)=28
a+b+c=14
7+c=14 (a+b=7)
c=7
b+c=9
b+7=9
b=2
a+b=7
a+2=7
a=5
so
on adding all equations》
a+b+b+c+c+a=7+9+12
2 (a+b+c)=28
a+b+c=14
7+c=14 (a+b=7)
c=7
b+c=9
b+7=9
b=2
a+b=7
a+2=7
a=5
eklavya4:
thank u so much
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