Let x be your current age; your grandad is currently 88. Seven years ago you were x-7 years old and your grandad was 88-7 = 81 years old and was nine times older than you:
81 = 9(x-7)
9 = x - 7
Solve for x.
Albena P.
asked • 07/05/18My grandad is 88 years old. How old am i now, if seven years ago my granddad was 9 times my age?
The answer is 16, but i think that the answer is wrong. Please, could you help me with the question
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