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Grade: 6
        
If a-15=c and a-5=b and b=?  then value of a+b+c=122
 
 
 
one year ago

Answers : (1)

Khimraj
3008 Points
							
a -5 = b
so a = 5 + b    – (1)
a – 15 = cc
so c = (5+b) – 15 = b – 10       – (2)
and a + b + c = 122           – (3)
from equation (1), (2) and (3)
(5+b) + b + (b -10) = 122
3b = 127
so b = 127/3
Hope it clears.
one year ago
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