(1) Complete the following activity to solve the simultaneous equations,
5x + 3y = 9 -----(1)
2x - 3y = 12 - (II)
Let's add eqations (1) and (II).
5x + 3y = 9
2x - 3y = 12
Place x = 3 in equation (I).
5x + 3y = 9
3y = 9
3y =
-
+
X =
Y =
3
X =
y =
:. Solution is (x, y) = (O
4
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