Zusammenfassung der Ressource
Frage 1
Frage
The system of equations y = -3x + 5 and y = -3x - 7 has
Frage 2
Frage
To solve the system of equations 5x + 3y = 9 and 4x + y = 8, which expression could be substituted for y into the first equation?
Antworten
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12x - 3y
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4x - 8
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-3/5x + 3
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8 - 4x
Frage 3
Frage
Solve the system of equations 5x + 2y = 1 and y = 1 - 3x
Antworten
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(1, -2)
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(1, 2)
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(0, 1/2)
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(-2, 1)
Frage 4
Frage
To furnish a cafeteria, a school can spend $5200 on tables and chairs. Tables cost $200 and chairs cost $40. Each table will have 8 chairs around it. How many tables and chairs will the school purchase?
Antworten
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20 tables and 160 chairs
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10 tables and 80 chairs
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5 tables and 40 chairs
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30 tables and 240 chairs
Frage 5
Frage
Solve the system of equations x + 3y = 12 and 5x + y = 4
Antworten
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(4, 0)
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(0, 4)
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(0, -4)
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(-4, 0)
Frage 6
Frage
The system of equations y = 2x - 3 and y = 4x - 3 has