Exam 3: Introduction to Algebra

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The sum of 8 and twice a number is equal to three times the number. What is the number?

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Identify the degree of this binomial. Enter your answer as a number. 2z6x2 z ^ { 6 } - x

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When 9 is subtracted from five times a number, the result is 11. The number is: __________

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Using the multiplication property of equality, match each solution below with the letter of the corresponding equation .
a=17a = 17
5a=855 a = 85
a=13a = 13
3a=393 a = 39
a=19a = 19
2a=382 a = 38
Correct Answer:
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Premises:
Responses:
a=17a = 17
5a=855 a = 85
a=13a = 13
3a=393 a = 39
a=19a = 19
2a=382 a = 38
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Simplify the following expression by combining similar terms. 10y6y- 10 y - 6 y

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If m < 3 , then the endpoint is __________ ( an open dot / a closed dot ).

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