英文数学应用题 请回答下面这道题 .One board is one-third the length of another.Six times the sum of the length of the short board and -10 is equal to the length of the longer board decreased by 11 inches.Find the length of the longer bo

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英文数学应用题 请回答下面这道题 .One board is one-third the length of another.Six times the sum of the length of the short board and -10 is equal to the length of the longer board decreased by 11 inches.Find the length of the longer bo

英文数学应用题 请回答下面这道题 .One board is one-third the length of another.Six times the sum of the length of the short board and -10 is equal to the length of the longer board decreased by 11 inches.Find the length of the longer bo
英文数学应用题
请回答下面这道题 .
One board is one-third the length of another.Six times the sum of the length of the short board and -10 is equal to the length of the longer board decreased by 11 inches.Find the length of the longer board.
o 忘了还有一题 也是要列式和解答！
An airplane started at 0 feet.It rose 21,000 feet at takeoff.It then descended 4,329 feet becasue of clouds.An oncoming plane was approaching,so it rose 6,333 feet.After the oncoming plane passed,it descended 8453 feet.At what feet was the plane flying?

英文数学应用题 请回答下面这道题 .One board is one-third the length of another.Six times the sum of the length of the short board and -10 is equal to the length of the longer board decreased by 11 inches.Find the length of the longer bo
1.Suppose the length of shorter board is x inches,then length of the longer board is 3x inches.
6(x-10)=3x-11
x=49/3
so the the longer board is 3*49/3=49 inches.
2.21000-4329+6333-8453=14551
so the answer is 14551 feet.

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