What is the error in the expression: 2x + 3x?
VETS Algebra I Mid-term Exam- Mr. Melendez

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Mathematics
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9th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
The error is adding 2x to 3x, which should be combined to 5x.
2.
FLASHCARD QUESTION
Front
Write the equation of a line with a slope of 2 that goes through the point (-4, 3).
Back
The equation is y = 2x + 11.
3.
FLASHCARD QUESTION
Front
What is the standard form of a linear equation?
Back
The standard form is Ax + By = C.
4.
FLASHCARD QUESTION
Front
Write the equation of a line that has an undefined slope and goes through the point (9, -5).
Back
The equation is x = 9.
5.
FLASHCARD QUESTION
Front
What is the slope of the line passing through the points (3,5) and (-1,7)?
Back
The slope is -1/2.
6.
FLASHCARD QUESTION
Front
Define slope in the context of a linear equation.
Back
Slope is the ratio of the rise (change in y) to the run (change in x) between two points on a line.
7.
FLASHCARD QUESTION
Front
What does the term 'y-intercept' refer to?
Back
The y-intercept is the point where the line crosses the y-axis, represented as (0, b) in the equation y = mx + b.
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