Answer:
you should get math w ay it's good
Attached below is a step by step process of arriving at the answer.
Answer:
sister = 6 years
John=18 years
Step-by-step explanation:
A(S) + 12 = 3 * A(S), subtracting A(S) from both sides one gets 12 = 2 * A(S). Now dividing both sides by 2 we get A(S) = 12/2 = 6 . Therefore, the age of the sister is 6 years when her brother John is three times as old, that is 18 years.
Hello there!
The correct answer is option A
Instead of the division sign, it suppose to be multiply.
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