sum of the ages of father and daughter is 55 years. if daughters age is subtracted from twice of fathers then we get answer 74. find the ages of father and daughter..
pls help me it's urgent...
lesson name linear equations in two variable
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Answer:
doughter age =12 and father age =43
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Answer:
Let daughter age = x
father age =y
x+y=55(eq 1)
2y-x=74(eq 2)
2y-74=x
putting value of x in eq 1
2y-74+y=55
3y=55+74
3y=129
y=43
putting value of y in eq 1
x+y=55
x+43=55
x=55-43
x=12
daughter age = 12
Father age =43
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