2 years ago

andy is 5 kilogram less than twice his brother's. together they weigh 100 kilograms what are they weights

Mathematics

2 answers:

Minchanka [31]2 years ago

6 0

<span>Let x be the brother's weight.
Then 2x-5 is Andy's weight.
x+(2x-5)=100
3x-5=100
3x=105</span>

Ksivusya [100]2 years ago

3 0

Andy is 45 kilograms and his brother is 55 kilograms. 55+45=100

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