I am three times as old as my daughter. 5 years later, I shall be two and half times as old as my daughter. Taking my age as x years and age of my daughter as y years. Write the linear equations so formed. Draw graph and find the ages of both.
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x = 3y.
5 yrs later
x+5 =5/3 (3y+5)
3x+15=15y+25
3x=15 (y+1)
or
x=5 (y+1)
this is a required equation.
now for forming a graph... put the value of y
and get the value of x.
such as :
if y=1
then x = 10
and so on..
hope you got it..
5 yrs later
x+5 =5/3 (3y+5)
3x+15=15y+25
3x=15 (y+1)
or
x=5 (y+1)
this is a required equation.
now for forming a graph... put the value of y
and get the value of x.
such as :
if y=1
then x = 10
and so on..
hope you got it..
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