Three-dimensional space and time problems. Have fun solving these!  🙂

Questions

1. \(\left\{
   \begin{array}{rrrrrrrrr}
   t&+&x&+&y&+&z&=&6 \\
   t&+&2x&+&2y&+&4z&=&17 \\
   -t&+&x&-&y&-&z&=&-2 \\
   -t&+&3x&+&y&-&z&=&2
   \end{array}
   \right.\)
2. \[
   \left\{
   \begin{array}{rrrrrrrrr}
   t & + & x & - & y & + & z &=& -1 \\
   -t & + & 2x & + & 2y & + & z &=& 3 \\
   -t & + & 3x & + & y & - & z &=& 1 \\
   -2t & + & x & + & y & - & 3z &=& 0
   \end{array}
   \right.
   \]

Answer Key 5.6