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12 cards from this deck
Symbols (usually letters) that represent numbers
Mathematical phrase with numbers, variables, and operation signs
Terms with same variable raised to same power
Identify like terms (same variable, same exponent)
Combine the coefficients of like terms
Write expression with new coefficients
3x3x3x and 2x2x2x (both contain variable xxx)
Numbers without variables (e.g., −1-1−1 and 555)
Same as adding (e.g., 5b−(−2b)=5b+2b5b-(-2b)=5b+2b5b−(−2b)=5b+2b)
x2x^2x2 terms
They affect final coefficients when adding/subtracting
Makes it easier to add/subtract correctly
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