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A straight line or a plot of points that resemble a line.

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a whole number; a number that is not a fraction. It can also be a negative.

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Unit Rate is the quantity of one in a porportional relationship

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To make an expression or equation easier to understand. For example, combining like terms.

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Definition- An algebraic expression that has a value that is constant or cannot change, because it does not contain any modifiable variables.

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Like Terms have the same variable raised to the same power.

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The origin is the point where the x axis and the y axis intersect on a coordinated plane. The origin is usually labeled (0,0)

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a numerical or constant quantity placed before and multiplying the variable in an algebraic expression

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A cross product is when you multiply a numerator by a denominator that are across from each other.

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corresponding in size or amount to something else

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Proportion says that two ratios (or fractions) are equal. Example: 1/3 = 2/6. See: Equivalent Fractions. Proportions.

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the continuous line forming the boundary of a closed geometric figure

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Definition: extent or measurement of any surface

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An algebraic expression is a mathematical phrase that can contain  numbers, variables (like x or y) and operators (like add,subtract,multiply, and divide)