SOLUTION: John buys a pair of trousers and a shirt for R68. If the pair of trousers cost three times as much as the the shirt, what was the price of each?

Algebra ->  Customizable Word Problem Solvers  -> Finance -> SOLUTION: John buys a pair of trousers and a shirt for R68. If the pair of trousers cost three times as much as the the shirt, what was the price of each?       Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 883368: John buys a pair of trousers and a shirt for R68. If the pair of trousers cost three times as much as the the shirt, what was the price of each?
Answer by JulietG(1812) About Me  (Show Source):
You can put this solution on YOUR website!
T + S = 68
T = 3S
Substitute the known value of T from the second equation into the first.
(3S) + S = 68
4S = 68
Divide each side by 4
S = 17
.
If the shirt costs R17, then the trousers cost 3*R17, or R51.