A wire is (7x + 2) metres long. A length of (3x + 1) metres is cut out from it for some use . How much wire is left?
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Answer:
Wire left is 4x + 1
Step-by-step explanation:
Length of the wire = (7x + 2)
Wire being cut = (3x + 1)
Then,
(7x + 2) - (3x + 1)
= 7x - 3x + 2 - 1
= 4x + 1
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