hmlavine03p14qiy hmlavine03p14qiy

18-12-2017
Mathematics

contestada

You have quarters and dimes. altogether you have 42 coins with a total value of $7.65. how many of each do you have? write a system of equations and solve.

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jenises jenises

18-12-2017

Quarters = x, Dimes = y.
x + y = 42
.25x + .10y = 7.65
Use those equations to find the matrix.

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