Holds a place for a number! Any letter can be used! b + 6 3 – 2 m Variables 2 x² + 6 xy – 7.

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Presentation transcript:

Holds a place for a number! Any letter can be used! b – 2 m Variables 2 x² + 6 xy – 7

Terms Part of an expression that is added! Term b – 2 m 2 x² + 6 xy – 7 Term Term Term Term Term Term Made up of numbers and variables that are multiplied or divided

Coefficient b – 2 m 2 x² + 6 xy – 7 The number that is multiplied to a variable! Coefficient 1 Coefficient (1) 2 (-2) Coefficients 26 (2, and 6)

Constant b – 2 m 2 x² + 6 xy – 7 A term that has no variable! Constant 6 (6) Constant 3 (3) Constant 7 (-7)

3a + 2w + 2a Terms that have identical variables! (including exponents) Like Terms apples watermelon 3a3a 2w2w +2a 5a + 2w

Like terms 7b + 2b 2m – 3n + 4n – mn 2 x² + 6 x – 7 Terms that have identical variables! (including exponents) Like Terms Like terms Like terms None!

Name the like terms, coefficients, and constants! 1. 7x + y – 2x – a c + 2c – c + 5cd

Simplify! y – x – 9y + 7x + 20y 6. -7p – p – (5n – 7) + 4(2n)

Regular: Pg – 6, 11 – 18, 32 Advance: Pg – 6, 21 – 32, 41