Alex's age is 3 times his sons age, ten years ago he was 5 times his sons age, find their present ages
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Step-by-step explanation:
Let Alex's son age =x
Alex's age =3x
Ten years ago, he was 5 times the age of his son.
Therefore, 3x−10=5(x−10)
3x−10=5x−50
2x=40
x=20
Alex's son is 20 yrs old
Alex is 3x=3×20=60 yrs old.
borahae
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