Question 140282This question is from textbook
: joe is 5 years older than sally.in 15 yrs joe will be 3 times as old as sally is now.how old is sally now? This question is from textbook
You can put this solution on YOUR website! let now sally's age be= x
joes age =x+5
after 15 years joes age=(x+5)+15
given joes age is 3 timesage of sally now
that is, (x+5)+15=3x
x+20=3x
20=2x
x=10
now sally's age=10
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