Practice Set 1.1
* ) Complete the following activity to solve the simultaneous equations.
5x + 3y = 9 -----(1)
Place x = 3 in equation (I).
+ 3y = 9
3y = 9
2x +-3y = 12 - (11)
Let's add eqations (1) and (II).
5x + 3y = 9
+
3y = 12
5x
-
y =
11
:: Solution is (x, y) =
1).
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