a=18, A=47 B=102 find c
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Step-by-step explanation:
A+ B = 20 implies that A = 20 -B
B+ C = 6 implies that C = 6-B
C+ A = 18 implies that 6-B +20-B = 18
So 26–2B = 18
→ 13 -B = 9
13–9 = B
B= 4
A=16
C =2
A+B + C = 22
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