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A+B=5 B+C=7.5 C+A=8 Then A+B+C=?

September 30, 2017
Vicky Vikash
4
Suppose that, A+B=5 - (1) equation B+C=7.5 - (2) equation C+A=8 - (3) equation Adding these three equations:- A+B+B+C+C+A= 5+7.5+8 2A+2B+2C=20.5 2(A+B+C)= 20.5 Then, A+B+C= 20.5/2= 10.25
11 Upvotes 4 Downvotes September 30, 2017
4
ans .10.25
4 Upvotes 2 Downvotes December 30, 2017
0
total 20.5/2=10.25 Ans.
5 Upvotes 4 Downvotes August 16, 2019
0
hh j
1 Upvotes 2 Downvotes November 22, 2018
0
A+B=5 B+C=7.5 C+A=8 Then A+B+C=?
Suppose that, A+B=5 - (1) equation B+C=7.5 - (2) equation C+A=8 - (3) equation Adding these three equations:- A+B+B+C+C+A= 5+7.5+8 2A+2B+2C=20.5 2(A+B+C)= 20.5 Then, A+B+C= 20.5/2= 10.25

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