Kat has 19 coins, all quarters and dimes, that are worth a total of $4. The system of equations that can be used to find the number of quarters, q, and the number of dimes, d, she has is shown.q + d=190.25q + 0.1d=4
What is the solution to this system of linear equations?y − x = 6y + x = −10
What is the x-value in the solution to this system of linear equations?2x − y = 11x + 3y = −5
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