SOLUTION: Hi , if a dad is five years older than the mum and the daughter is half the mum's age , and then all three ages are combined it sums up to 100 , how old is the mum, dad and daughte

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Question 877041: Hi , if a dad is five years older than the mum and the daughter is half the mum's age , and then all three ages are combined it sums up to 100 , how old is the mum, dad and daughter ? Thanks
Answer by alexlove054@gmail.com(10) About Me  (Show Source):
You can put this solution on YOUR website!
Daughter's age= x
mum's age=2x
dad's age=5 2x
daughter mum dad=100
x 2x 5 2x=100
collect like terms
5x=100-5
5x=95
divide both sides by 5
5x/5=95/5
x=19
daughter=19
mum=38
dad=43
cheers