Question

समझाइये।
What are Simultaneous equations? E
(b) प्रतिस्थापन विधि द्वारा हल कीजिए-
Solve by the method of substitution
4x + y =24
3x-5y = 18​

Answer 1

Answer:

x = 6, y = 0.

Explanation:

4x + y = 24

3x - 5y = 18

4x = 24 - y

x = 6 - (y/4)

3(6 - y/4) - 5y = 18

18 - 3y/4 - 5y = 18

18 - 23y/4 = 18

-23y/4 = 0

y = 0.

So x = 6 - (0/4) = 6.

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