Name: SAT Math Help & School Math Mastery
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#32628

length

equations

geometry

medium

75 sec

A rope of length $L$ inches is cut into three pieces. The first piece is 15 inches long. The second piece is twice as long as the third piece. If the third piece has a length of $x$ inches, which of the following equations represents the total length of the rope?

A.

$15 + 2 x = L$

B.

$15 + 3 x = L$

C.

$15 + x + 2 = L$

D.

$15 + \frac{x}{2} + x = L$