A 12-foot piece of string is cut into two pieces so that the longer piece is 3 feet longer than twice the shorter piece. if the shorter piece is x feet long, find the lengths of both pieces

Question

Autumn Brock

Mathematics

13 July, 14:10

A 12-foot piece of string is cut into two pieces so that the longer piece is 3 feet longer than twice the shorter piece. if the shorter piece is x feet long, find the lengths of both pieces

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Answers (1)

Know the Answer?

Chubs · Answer 1

X + (2x + 3) = 12

3x + 3 = 12

3x = 9

x = 3

Check it by doing:

The shorter string, 3 feet, and adding it with 9 since the other string is twice the short string + 3.

9 + 3 = 12.