a grandfather is 8 times as old as his grandson. also, he is 63 years older than him. find their present age.
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hey guys
Answers
Answered by
2
Answer:
72
Step-by-step explanation:
8x = x + 63
=> 8x - x = 63
=> 7x = 63
=> x = 63÷7
=> x = 9 (age of grandson)
Age of grandfather = x + 63 = 9 + 63 = 72
Answered by
7
Answer:
Here,
8=x+63
=8x-x=63.
:. 7x=63
=x=63/7
x=9
so grandson's age is 9 years.
Age of grandfather = 63+9=72 years.
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