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Popular Word Problems >

Lucy is three times as old as Alex. Lucy is 7 years older than Megan. The sum of their ages is 126

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Solution

LucyisthreetimesasoldasAlex.Lucyis7yearsolderthanMegan.Thesumoftheiragesis126

Solution

Lucy′sageis:57
Megan′sageis:50
Alex′sageis:19
Solution steps
Translate the problem into an equation:x+3x​+x−7=126
Solve for x,x+3x​+x−7=126:x=57
Find age
Lucy′sageis:57
Megan′sageis:50
Alex′sageis:19

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