Use Technology to Solve the System of Equations $$\begin{aligned}4 x - 2 y + z + v & = 100 \\3 y + 3 z - 4 v & = 10 \\2 x + 4 y - v & = 20 \\x + 3 y + 3 z & = 10\end{aligned}$$

question 44

Essay

Use technology to solve the system of equations. Express all solutions as fractions.
​ $$\begin{aligned}4 x - 2 y + z + v & = 100 \\3 y + 3 z - 4 v & = 10 \\2 x + 4 y - v & = 20 \\x + 3 y + 3 z & = 10\end{aligned}$$

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