Question 927891: a man is 5 times as old as his son. after 2 years the man will be 4 times as old as his son find the present age of man Answer by TimothyLamb(4379) (Show Source):
You can put this solution on YOUR website! x = man age now
y = son age now
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x = 5y
x + 2 = 4(y + 2)
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put the system of linear equations into standard form
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x = 5y
x + 2 = 4y + 8
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x - 5y = 0
x - 4y = 6
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solution:
x = man age now = 30
y = son age now = 6
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