holds a place for a number! any letter can be used! b + 6 3 – 2 m variables 2 x² + 6 xy – 7
TRANSCRIPT
Holds a place for a number!
Any letter can be used!
b + 6
3 – 2m
Variables
2x² + 6xy – 7
TermsPart of an expression that is
addedadded!
Term b + 6
3 – 2m
2x² + 6xy – 7
Term
Term Term
Term
Term
Term
Made up of numbers and variables that are multiplied or divided
Coefficient b + 6
3 – 2m
2x² + 6xy – 7
The number that is multiplied to a variable!
Coefficient
1 Coefficient(1)
2 (-2)
Coefficients
2 6
(2, and 6)
Constant
b + 6
3 – 2m
2x² + 6xy – 7
A term that has no variable!
Constant
6
(6)
Constant3(3)
Constant7
(-7)
3a + 2w + 2a
Terms that have identical variables!(including exponents)
Like Terms
apples watermelon
3a 2w
+2a
5a + 2w
Like terms 7b + 2b
2m – 3n + 4n – mn
2x² + 6x – 7
Terms that have identical variables!(including exponents)
Like Terms
Like termsLike terms
None!
Name the like terms, coefficients, and constants!
1. 7x + y – 2x – 8
2. -3a + 12
3. 4c + 2c – c + 5cd
Simplify!4. 16 + 7y – 8
5. 2x – 9y + 7x + 20y
6. -7p – 12 + 7p – 12
7. -2(5n – 7) + 4(2n)
Regular: Pg. 78 1 – 6, 11 – 18, 32
Advance: Pg. 78 1 – 6, 21 – 32, 41