What does the inequality 2x - 3 < -7 represent on a graph?
Final Exam Review

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Mathematics
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8th - 9th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
The graph represents all the values of x that make the inequality true, which is the region to the left of the point where the line 2x - 3 = -7 intersects the x-axis.
2.
FLASHCARD QUESTION
Front
How do you solve the equation -2x + 18 = 2x + 40?
Back
Combine like terms: 18 - 40 = 2x + 2x; -22 = 4x; x = -5.5.
3.
FLASHCARD QUESTION
Front
What happens to the graph of a quadratic function when the value of 'a' is negative?
Back
The graph is reflected downwards, opening towards the negative y-axis.
4.
FLASHCARD QUESTION
Front
What is the vertical line test?
Back
A method to determine if a graph represents a function; if a vertical line intersects the graph at more than one point, it is not a function.
5.
FLASHCARD QUESTION
Front
Which graph does NOT pass the vertical line test?
Back
Graph 1 does not pass the vertical line test.
6.
FLASHCARD QUESTION
Front
What does it mean if an equation has infinitely many solutions?
Back
It means that there are countless values of x that satisfy the equation, often resulting from equivalent expressions.
7.
FLASHCARD QUESTION
Front
What is the solution to the equation 3(x − 2) = 3x − 6?
Back
The equation simplifies to 0 = 0, indicating infinitely many solutions.
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