help me fast pls do it in equation
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Let His younger brother's weight= x
So, joseph's weight = 2x
As joseph's weight is two times his brother's weight .
Now ,
Sum of their both age is = 63 kg
x + 2x = 63
3x = 63
x = 21 kg
Now joseph's younger brother's weight is 21 kg
So , joseph's weight is 42 kg.
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