In the expression 3x+7, 3 is the
coefficient
which are not like terms
a. 9m, -8m, m, -3m
b. -3x, -2x, -x, -8x
c. -2a, -2b, 2c, 9a
d. 10a, -2a, -4a, -50a,
c. -2a, -2b, 2c, 9a
Write the expression to represent the perimeter of the figure below.
2 (5x-10) + 2(2x-20)
simplify the expression-4(2x + 5y - 8z)
-8x - 10y +32z
In the expression 6y-2y+9, the coefficients are
6 and -2
In the expression 3z + 4 + 2 + 4z, the like terms are
3z and 4z, 4 and 2
In the expression, 8t+11t-9, the constant is
-9
Which is the correct simplified version of the expression -30x - 25 + 15x + 10
A; -15x - 15
B: -45x - 35
C: 45x + 35
D: 15x - 15
A; -15x - 15
simplify (a + 5) - ( 3a -2)
Expressions that have the same variable raised to the same exponent
like terms
which are not like terms
a. -3, 4 10 30
b. 2a, -3a, -a, a
c. 2x, 7x, -9x, -10x
d. 2xy, -3xy, 10xy, -5x
d. 2xy, -3xy, 10xy, -5x
simplify (-4x -5) - (-3x - 15)
-x + 10
simplify the expression 18r -10 (3r +5)
-12r -50
Writing an expression as a product of factors is called
factoring an expression
Which expression is equivalent to the expression
-5 ( 2x - 10 )
A: -10x - 10
B: 10x - 50
C: 3x - 15
D:-10x + 50
D:-10x + 50
The three students wrote expressions on their paper. Which of the students wrote equivalent expressions?
Abbie Lyncoln Maci
- (6r - 3) -2 (3r - 1) 3 (-2r +1)
Abbie and Maci