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Sagot :
Answer:
A= 228 tons
B=52 tons
Step-by-step explanation:
Given data
Train A and Train B, weigh a total of 280 tons
A+B=280----1
A-B=176----2
From 1
A= 280-B
put this in 2
280-B-B= 176
280-2B= 176
280-176= 2B
104= 2B
B= 104/2
B=52 tons
Put B=52 in 1
A+52=280
A= 280-52
A= 228 tons
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