SOLUTION: 6kg of tea and 11kg of sugar cost p13.30. 11kg of tea and 6kg of sugar cost p17. 30. Find the cost of tea and sugar per kilo

Algebra ->  Equations -> SOLUTION: 6kg of tea and 11kg of sugar cost p13.30. 11kg of tea and 6kg of sugar cost p17. 30. Find the cost of tea and sugar per kilo       Log On


   

Question 1208043: 6kg of tea and 11kg of sugar cost p13.30. 11kg of tea and 6kg of sugar cost p17. 30. Find the cost of tea and sugar per kilo
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
t, for tea
s, for sugar

system%286t%2B11s=13.30%2C11t%2B6s=17.30%29
Look at how the coefficients of t and s are arranged. You might try just adding the corresponding members.

%286%2B11%29t%2B%2811%2B6%29s=13.3%2B17.3
17t%2B17s=30.6
t%2Bs=30.6%2F17
t%2Bs=1.8