FO
LINTOVA
Hence, the speed of the boat in still water is 8 km/h and the speed of the stream
entication : Verify that the solution satisfies the conditions of the problem
EXERCISE 3.6
1. Solve the following pairs of equations by reducing them to a pair of linear equations:
2
3
3
2
-
13
II
+11
=
+ 3y = 14
5
(iv)
+
I!
2
3 - 4y = 23
6
1
x - 1
y - 2
7x-2y = 5
(vi) Ex + 3y = 6xy
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