Answers

2016-03-21T12:46:36+05:30
Let the total no. of student = x
and total no. of  obeise student = y 

a/q,
y = 20 % of  x.
⇒y = 20x/100
⇒y = x/5
⇒5y = x
⇒x - 5y = 0 ---------Eqn(i)
This is the linear equation.
Now, 
given that total no of student = x = 500
Therefore no. of obeise students = y = x/5 = 500/5 = 100.
0
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  • Brainly User
2016-03-21T12:47:43+05:30
Let the total no. of student = xand total no. of  obeise student = y 
a/q,y = 20 % of  x.⇒y = 20x/100⇒y = x/5⇒5y = x⇒x - 5y = 0 ---------Eqn(i)This is the linear equation.Now, given that total no of student = x = 500Therefore no. of obeise students = y = x/5 = 500/5 = 100.
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