Wataalamu wa hesabu nipeni jibu

Wataalamu wa hesabu nipeni jibu

Wataalamu wa hesabu munahitajika hukuu.View attachment 1648992
Let the weight of cat be 'a', rat be 'b' and dog be 'c'
then
a + b=10------------(i)
b + c=20-------------(ii)
a + c=24--------------(iii)
by adding eqn (i), (ii) and (iii)
a+b+b+c+a+c=10+20+24

2(a+b+c)=54
divide by 2 both sides
a+b+c=27
so the total weight of dog, cat and rat is 27kg.
individual weights
cat=7kg
rat=3kg
and dog=20kg
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