Math, asked by arpitapatro05, 7 months ago

after 12 years ' A 'will be 3 times old as he was 4 years ago. find his percentage

Answers

Answered by SamMarvin

1

Answer:

his present age is 12

Step-by-step explanation:

from the que we get the equation

x + 12 = 3 (x - 4)

x + 12 = 3x - 12

3x - x = 12 + 12

2x = 24

x = 12

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