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Secondary 1 | Maths
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Nydas age at present should be " 3x" or ?? 3x-15 which is the correct present age..??
As 5 year ago Nydas is 3(X-5)
= 3x-15
Date Posted: 2 weeks ago
Views: 51
x+y = 50
y = (3x-15) +5
3x= y-5+15 = y+10
x= (y+10) / 3
(y+10)/3 + y/1 = 50
(y+3y+10) / 3 = 50
4y +10 = 150
y= 35
x= 50- 35 = 15
y = (3x-15) +5
3x= y-5+15 = y+10
x= (y+10) / 3
(y+10)/3 + y/1 = 50
(y+3y+10) / 3 = 50
4y +10 = 150
y= 35
x= 50- 35 = 15
See 1 Answer
done
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Hope this helps
Date Posted:
2 weeks ago
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