SOLUTION: jon is 13 years older than tony. the sum of their ages is 27. how old are they?
Algebra.Com
Question 279943: jon is 13 years older than tony. the sum of their ages is 27. how old are they?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
a sneaky way
27-13=14
14/2=7
7+13=20
20+7=27
7 and 20 are the ages
Why does this work?
another way.
j=t+13
j+t=27
j-t=13
add
2j=40
j=20
27-20=7=t
RELATED QUESTIONS
Tony is twice as old as Jon. Jon is five years older than Matt. Angie is five years older (answered by algebrahouse.com,TimothyLamb,stanbon)
Sandy is 35 years older than Tony the sum of their ages is 43. How old are... (answered by ikleyn)
tony is 4 years older than julia. the sum of their ages are their ages is 30. how old are (answered by MathLover1)
Tony is 14 years older than Tiana. In 5 years, the sum of their ages will be 84. How old... (answered by ikleyn,solver91311)
carol is 18 years older than Tony. the sum of there ages is 20. how old are... (answered by ewatrrr)
Ana is seven years older than tony. The sum of their ages is 49.how old is ana
(answered by Alan3354)
Jon is 4 years younger than Kate. Millie is three times as old as Kate . If the sum of... (answered by josgarithmetic,ikleyn)
Tony is 7 years older than Tiana. In 9 years the sum of their ages will be 53. How old is (answered by ikleyn)
Aaron is 5 years older than Ryan. The sum of their ages is 27. How old are Aaron and... (answered by Cromlix)