Problem

\( \frac{-12}{4}+t \frac{31}{4} \)

Solution

Step 1 ：\( \frac{-12}{4}+\frac{31}{4}t \)

Step 2 ：\( \frac{-12+31t}{4} \)

From Solvely APP
Source: https://solvelyapp.com/problems/14219/

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