540 prompts matching "Real-Life Word Problem: The formula n minus 2 times 180, and where it comes from"
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Worked Example: The highest common factor of three algebraic terms
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BECE Practice: Taking the highest common factor out of an expression
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Worked Example: Using the difference of two squares on numbers
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BECE Practice: Choosing the grouping that works
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Using the difference of two squares on ordinary numbers Practice Questions
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Spot My Mistake: Multiplying every term by the lowest common denominator
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Worked Example: An equation with the unknown in the denominator
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An equation with a fraction on either side Practice Questions
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Worked Example: An equation with a bracket in the denominator
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Spot My Mistake: Making a letter the subject in a single step
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Spot My Mistake: Making a letter the subject in several steps
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Worked Example: Making a letter the subject when it appears twice
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BECE Practice: Making a letter under a root the subject
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Spot My Mistake: Adding the two equations to eliminate a letter
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Worked Example: Subtracting one equation from the other
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Worked Example: Making one letter the subject before substituting
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BECE Practice: Substituting, and then solving the equation that results
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Solving the equation that substitution leaves behind Practice Questions
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A solution that falls between the grid lines Practice Questions
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Spot My Mistake: Reading the solution off the point where two lines cross
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