Problem

\( \begin{array}{l}x+y=3 \\ x-y=7\end{array} \)

Solution

Step 1 ：\( x = \frac{(3+7)}{2} \)

Step 2 ：\( y = \frac{(3-7)}{2} \)

From Solvely APP
Source: https://solvelyapp.com/problems/40625/

Get free Solvely APP to solve your own problems!

solvely Solvely
Download