SOLUTION: application of systems of equations(solve algebraically): Preston bought 9 quarts of paint. One type cost $6 per quart and another cost $5 per quart. The total cost was $48. How

Question 1049981: application of systems of equations(solve algebraically):
Preston bought 9 quarts of paint. One type cost $6 per quart and another cost $5 per quart. The total cost was $48. How many of each type of paint did he buy? (define the variables, set up the system, and solve)
i missed school cause i was sick and i am very lost at how to do this .. thank you!

Answer by advanced_Learner(501) (Show Source): You can put this solution on YOUR website!
application of systems of equations(solve algebraically):
Preston bought 9 quarts of paint. One type cost $6 per quart and another cost $5 per quart. The total cost was $48. How many of each type of paint did he buy? (define the variables, set up the system, and solve)
i missed school cause i was sick and i am very lost at how to do this .. thank you!
solution
let x be one type of the paint and y be the other type.

Solved by pluggable solver: Linear System solver (using determinant)

Solve:

Any system of equations:

has solution

(x=3, y=6}

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