If a + b + c = 120, find b when a = 40 and c = 50.
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Answered by
2
answer:
30
as 40+50+30=120
Answered by
2
Answer:
a+b+c =120
then a=40 c=50 find b
a+b+c+= 120
40+b+50=120
90+b=120
b=120-80
b=40
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