What is the solution to the equation -15 = 5a + 12 - 2a + 6?
Before Thanksgiving Challenge - Algebra 1 Review

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Mathematics
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9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
a = -11
2.
FLASHCARD QUESTION
Front
What is the equation of best fit for the starting salaries of health care workers since the year 2000 using linear regression?
Back
y = 839.721x + 27541.812
3.
FLASHCARD QUESTION
Front
If the width of a rectangle varies inversely with its length, and the width is 6 when the length is 24, what is the equation that shows this relationship?
Back
y = 144/x
4.
FLASHCARD QUESTION
Front
Is the relationship between width and length in a rectangle a direct variation?
Back
No
5.
FLASHCARD QUESTION
Front
What is the solution to the equation 4(a + 3) = -32?
Back
a = -11
6.
FLASHCARD QUESTION
Front
Define direct variation.
Back
Direct variation is a relationship between two variables where one variable is a constant multiple of the other, expressed as y = kx.
7.
FLASHCARD QUESTION
Front
Define inverse variation.
Back
Inverse variation is a relationship where the product of two variables is constant, expressed as xy = k.
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