3
x
+
2
y
+
z
=
7
5
x
+
5
y
+
4
z
=
3
3
x
+
2
y
+
3
z
=
1
2 answers
x = 1, y = -2, z = 4
Horrible typing to match the horribly incorrect answer by the robot tutor.
x
+
2
y
+
z
=
7
5
x
+
5
y
+
4
z
=
3
3
x
+
2
y
+
3
z
=
1
2 answers