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Mathematics
Mathematics
Problem
Consider the system of linear equations
2
x
+
3
y
=
7
,
4
x
−
y
=
5
2x + 3y = 7,\; 4x - y = 5
2
x
+
3
y
=
7
,
4
x
−
y
=
5
. a. (i) Write the coefficient matrix
A
A
A
and the constant matrix
B
B
B
. b. (ii) Hence determine the values of
x
x
x
and
y
y
y
.
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