five years ago lucky was three times as old as lovely at that time .10 years later would be twice as old as lovely .how old they are now.?
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let lovely age be x
lucky age = y
5 years ago
y - 5 = 3( x-5)
y- 5 = 3x - 15
y - 3x = -10
10 years later
y+ 10 = 2( x+10)
y + 10 = 2x + 20
y -2x = 10
subtract eq 2 from 1
-x = -20
x = 20
y - 40 = 10
y= 50
lucky age = y
5 years ago
y - 5 = 3( x-5)
y- 5 = 3x - 15
y - 3x = -10
10 years later
y+ 10 = 2( x+10)
y + 10 = 2x + 20
y -2x = 10
subtract eq 2 from 1
-x = -20
x = 20
y - 40 = 10
y= 50
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1
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