SOLUTION: The combined mass of two trucks is 29 tonnes. The heavier truck is 1 tonne less than twice the mass of the smaller truck. Write two equations and solve them to find the mass of eac

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Question 1038568: The combined mass of two trucks is 29 tonnes. The heavier truck is 1 tonne less than twice the mass of the smaller truck. Write two equations and solve them to find the mass of each truck.
Answer by jorel555(1290)   (Show Source): You can put this solution on YOUR website!
Let t1 be the first truck, t2 the second. Then:
t1+t2=29
t1=2t2-1
2t2-1+t2=29
3t2=30
t2=10 tonnes
t1=19 tonnes!!!!!!!!!!!!!!!!!!!!!!
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