12. After 12 years, I shall be 3 times as old as I was 4 years ago. Find my present age
Answers
Answered by
0
Answer
x+12 = 3x-4
3x-x = 12+4
2x = 14
x= 7
present age is 7 please mark me as brainliest or i will report you
Step-by-step explanation:
Answered by
2
Answer:
the answer is 12
Step-by-step explanation:
let x = my present age
x + 12 = my age 12 years from now on
3(x-4) will be 3 times old as I was 4 years ago.
x + 12 = 3(x-4)
x + 12 = 3x - 12
12 = 2x - 12
2x = 24
x = 12
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