IDNStudy.com, ang perpektong platform para sa malinaw at eksaktong mga sagot. Magtanong ng anumang bagay at makatanggap ng mga maalam na sagot mula sa aming komunidad ng mga propesyonal.

Math
Age problem solving
Dina is twice as old as claudine.he sum of their age is 72.find their present age?


Sagot :

2x+x=72
3x=72
Divide both sides by 3 we get:
24 which is Claudine's age
and 48=Dina's age

S=2x+x=72
    3x=72
    3x/3=72/3
     x= 24  
S=x=24{claudine's age}
    2x=48{Dina's age}