Question

1. खालील कृती पूर्ण करून एकसामयिक समीकरणे सोडवा.
5x + 3y = 9
20 -3y = 12 (II)
X =​

Answer 1

Answer:

5x+3y=9______(i)

20-3y=12_____(ii)

From equation 2nd, we get

20-12=3y

y=(20-12)/3 or y=8/3

Now putting the value of y in 1st equation, we get

5x+3(8/3)=9

5x= 9-8

x=1/5

x= 0.5