Forty terms, survey-kit plain.
| variable | the letter standing in for the missing value |
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| coefficient | the number multiplying a variable |
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| like terms | terms sharing the same letter part |
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| equation | a statement that two expressions are equal |
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| solution | the value that closes the case: it makes the equation true |
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| inequality | a statement using less than or greater than |
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| exponent | the raised number counting repeated multiplication |
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| base | the number an exponent repeats |
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| scientific notation | a number written as one digit, a point, and a power of ten |
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| slope | the steepness of a line, rise over run |
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| y-intercept | where a line crosses the y-axis |
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| linear | making a straight line |
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| system | two or more equations sharing one answer |
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| substitution | trading a letter for what it equals |
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| elimination | adding equations to cancel a letter |
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| binomial | a two-term expression |
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| trinomial | a three-term expression |
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| factor | to rewrite as a multiplication |
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| greatest common factor | the largest factor terms share |
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| quadratic | an expression whose highest power is two |
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| square root | the number that multiplies by itself to give another |
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| perfect square | a number with a whole-number square root |
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| hypotenuse | the longest side of a right triangle |
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| radical | the root sign and what lives under it |
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