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7 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Variable |
Letters or symbols that represent unknown numbers |
X plus 6 equals 12 |
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Equation |
When two expressions are equal to each other. Equations must have equal signs. |
3a = 27 |
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Expression |
Can contain variables, numbers, or operators. One side of an equation. |
20r = 40 |
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Term |
Separated by operators and or equal signs. |
9 c - 3 = 33 |
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Constant |
Numbers without variables attached. |
90 - 3 equals 33 |
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Coefficient |
Numbers with variable attached but just the number. When a number has no number attached the coefficient is 1. |
4 + 2 r = 10 |
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Ratio |
Comparison of any two quantities ratios used to represent relationships within or between sets. Can be written in three ways: a fraction, a colon, or using the word TO |
50/13 or 50:13 or 50 to 13 |
