SOLUTION: Two trains, train a and train b, weigh a total of tons. Train a is heavier than train b. The difference of their weights is 60 tons. What is the weight of each train?

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Question 1072046: Two trains, train a and train b, weigh a total of tons. Train a is heavier than train b. The difference of their weights is 60 tons. What is the weight of each train?
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
train a and train b, weigh a total of tons.
HOW MANY? Some unknown, ungiven number, T.

system%28a%2Bb=T%2Ca-b=60%29


2a=T%2B60
highlight_green%28a=%28T%2B60%29%2F2%29

2b=T-60
highlight_green%28b=%28T-60%29%2F2%29