marifermolina
02.08.2019 •
Mathematics
Sharon is twice as old as brian, and in 5 years the sum of their ages will be 25 years. find their present ages.
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Ответ:
Brian's age= x
(2x-5)+(x-5)= 25
3x-10=25
3x=15
x=5
Brian is 5 years old and Sharon is 10
Ответ:
pls help
Step-by-step explanation:
Anyone know how to do this?