10349258
Descrição
Quiz por Tracy Rains, atualizado more than 1 year ago
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Criado por Tracy Rains
aproximadamente 7 anos atrás
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Questão 1
Questão
Solve: 2w + 15 = 3w - 9
Responda
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w = -24/5
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w = 24
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w = -24
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w = -6
Questão 2
Questão
Solve:10 - 4b = 2(b + 1)
Responda
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b = -3
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b = -⅔
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b = 9
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b = 7
Questão 3
Questão
When solving 14k = 168 2 + 7k, the answer is k = 12.
Responda
- True
- False
Questão 4
Questão
Solve: 10d / 2 = 3d + 18
Responda
-
d = 9
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d = -9
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d = 9/4
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d = 9/7
Questão 5
Questão
When solving -8y - 24 = - 3y + 11, the answer is y = 7.
Responda
- True
- False
Questão 6
Questão
22 - 8x = 6(3 + 2x)
Responda
-
x = ⅕
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x = 9
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x = 5/2
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x = 4
Questão 7
Questão
Sally & Louis are racing on scooters. Sally can go at 15 meters per minute, and Louis is going 18 meters per minute. Sally starts a little bit ahead at 15m in front of the starting line and Louis starts right on the starting line. After how many minutes will Sally & Louis be side by side? Let x stand for how many minutes.
Responda
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18x = 15x
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18x = 15x + 15
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18x + 15 = 15x + 15
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18x -15 = 15x + 15
Questão 8
Questão
You decide to start using public transportation to get around. There are two different methods to pay. One method is to pay $2.00 per ride. The other method is to buy a monthly pass for $25 and then be charged just $0.50 per ride. After how many rides are these two options the same amount of money? Let x stand for the number of rides on the bus.
Responda
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$2.00 * 25 = $0.50x
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$2.00x = $0.50x - $25
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$2.00x = 25x + .50x
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$2.00x = $0.50x + 25
Questão 9
Questão
Which operation is an inverse operation to multiplication?
Responda
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addition
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subtraction
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squaring
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division
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