SOLUTION: [ Gary is x years old today. Two years ago,his grandfather was 3 times older than Gary at that time. a) The age difference of Gary and his grandfather then [2 years ago], was 48

Question 815825: [ Gary is x years old today. Two years ago,his grandfather was 3 times older than Gary at that time.
a) The age difference of Gary and his grandfather then [2 years ago], was 48 years. Write a linear equation to represent this age difference.
b) Find Gary's grandfather's age today. ]

Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
f - 2 = 3(g - 2)
f - 2 = 3g - 6
f = 3g - 4
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(f - 2) - (g - 2) = 48
f - 2 - g + 2 = 48
f - g = 48
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f - g = 48
3g - 4 - g = 48
2g = 52
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g = 26
f = 74
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Answer:
grandfather is 74
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