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Linear system/Substitution method/1/Exercise
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From Wikiversity
Solve the linear system
4
y
+
7
z
+
3
=
4
11
y
+
9
z
+
13
=
9
6
y
+
8
z
+
5
=
2
{\displaystyle {\begin{matrix}4y&+7z&+3&=&4\\11y&+9z&+13&=&9\\6y&+8z&+5&=&2\,\end{matrix}}}
with the
substitution method
.
Create a solution
Category
:
Mathematical exercise
