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12. After 12 years, I shall be 3 times as old as I was 4 years ago. Find my presentage. |
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Answer» Answer: 12 Step-by-step explanation: Suppose, your present age = x, 12 YEARS after your age will be = x + 12, 4 years ago your age was = x - 4. According to the question, x + 12 = 3(x - 4) or, x +12 = 3x - 12 or, 12 + 12 = 3x - x or, 24 = 2x or, 2x = 24 or, 2x÷2 = 24÷2 [ both SIDES divided by 2] x= 12 your present age is 12 years old. Answer: 12 years Hope this HELPS you. Best of luck from me. |
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