Combining Like Terms
Are 30x and 30 like terms?
What operation am I using when I use the distributive property?
Multiplication/Multiply
5
equal, same value
12x + 3 + 3x + 9
15x + 12
Enter the value of p so that the expression
(8y + 5) + (4y + 3) is equivalent to (py + 8).
p = 12
Simplify the expression 2(2x+3)
4x+6
What is the GCF between 20 and 100?
20
Enter the value of k so the expression 2(j + 10) is equivalent to (j + k)2
k = 10
10x + 5 + 9x - 4
19x + 1
Enter the value of n so that the expression
(14y + 9) + (4y – 7) is equivalent to (ny + 2).
n = 18
Simplify the expression 5(3x - 4)
15x - 20
Factor the expression (10x + 20)
10(x + 2)
Which expression is equivalent to (-7)x + (-4)(-9)?
A) 7x + 36
B) 7x – 36
C) -7x – 36
D) -7x + 36
2x - 1 - 6x - 5
-4x - 6
Enter the value of m so that the expression
(2y – 5) + (y + 3) is equivalent to (my – 2).
m = 3
Enter the value of j when the expression 18x + j is equivalent to 3(6x + 8).
j = 24
Enter the value of r so that the expression 4x+10 is equivalent to r(2x+5).
r = 2
Select all expressions that are equivalent to
4x + 7x + 10 – 3x – 4
A) -8x + 6
B) 11x – 3x + 6
C) 11x – 3x – 6
D) 8x + 6
(B), (D)
14x + 4 - 7x - (-12)
7x + 16
Enter the value of m so that the expression
(-4y – 5) + (-4y + 3) is equivalent to (my – 2).
m = -8
Enter the value of j when the expression 20x + j is equivalent to 4(5x – 3).
j = -12
Enter the value of r so that the expression 6 + 13x is equivalent to r(3 + 6.5x).
r = 2
Holly claims that the expression -5(f – 3) is equivalent to -5f – 3.
Which statement identifies and corrects the error in Holly’s work?
A) Holly did not subtract 3 from -5f; the equivalent expression is -8f.
B) Holly did not subtract 3 from -5; the equivalent expression is -5f – 8
C) Holly did not find the product of -5 and -3; the equivalent expression is -5f + 15.
D) Holly did not keep the parentheses around -3; the equivalent expression is -5f(-3).
C)