Simultaneous Equations
Question 1:
2
x
−
4
y
=
-30
x
+
8
y
=
85
x
=
5
y
=
10
Question 2:
x
−
3
y
=
-26
4
x
+
2
y
=
29
x
=
2.5
y
=
9.5
Question 3:
2
x
+
y
=
5
x
+
8
y
=
-5
x
=
3
y
=
-1
Question 4:
8
x
+
2
y
=
90
x
+
2
y
=
27
x
=
9
y
=
9
Question 5:
2
x
−
4
y
=
37
7
x
−
7
y
=
84
x
=
5.5
y
=
-6.5
Question 6:
6
x
+
6
y
=
-63
2
x
+
6
y
=
-55
x
=
-2
y
=
-8.5
