EOC Algebra 1 review

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9 and 10

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What is the result of the expression (2x + 5y - z) + (-6x - 4y + 7z)?

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Solve the system of equations: 4x - y = -14 and 3x + 2y = -16. What is the solution?

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(-4, -2)

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If a cookie jar starts with 32 cookies and 2 cookies are eaten each day, which equation represents the day, d, when there are 14 cookies left?

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32 - 2d = 14

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What is the definition of a linear equation?

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What does it mean for two numbers to be 'consecutive'?

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Two numbers that follow each other in order, such as 5 and 6.

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What is the formula for the slope of a line given two points (x1, y1) and (x2, y2)?

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What is the definition of a variable in algebra?

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A symbol, often a letter, that represents a number in mathematical expressions or equations.