Simultaneous Equations
Question 1:
x
−
y
=
2
4
x
+
7
y
=
63
x
=
7
y
=
5
Question 2:
7
x
+
8
y
=
-101
4
x
−
5
y
=
38
x
=
-3
y
=
-10
Question 3:
5
x
−
7
y
=
-38
4
x
−
2
y
=
2
x
=
5
y
=
9
Question 4:
2
x
+
7
y
=
-4
8
x
−
6
y
=
18
x
=
1.5
y
=
-1
Question 5:
5
x
−
4
y
=
31
5
x
+
2
y
=
7
x
=
3
y
=
-4
Question 6:
3
x
+
4
y
=
16
2
x
−
8
y
=
16
x
=
6
y
=
-0.5