1 Solve the following pair of linear equations by
cross-multiplication method.
(i) 4x + 6y = 5, 2x + 9y = 3
(ii) 5x + 4y - 4= 0, X - 12y - 20 = 0
(iii) 3x - 5y + 1 = 0, 2x + 3y - 12 = 0
y У
ху
(iv)
7 3 2 9
Х
+
= 5,
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Answer:
(i) 4x + 6y = 5, 2x + 9y = 3
(ii) 5x + 4y - 4= 0, X - 12y - 20 = 0
(iii) 3x - 5y + 1 = 0, 2x + 3y - 12 = 0
y У
ху
(iv)
7 3 2 9
Х
+
= 5,
Step-by-step explanation:
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Step-by-step explanation:
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