Vocabulary
What is the variable in the following algebraic expression?
3-4w
w
10 more than a number
n+10
Simplify the following expression:
10+6y+2x-3
2x+6y+7
Evaluate 7x+8 when x=17
127
How many pairs of like terms are in the given algebraic expression?
4x+3y+4x-2y+7
2 pairs
What is the constant in the following algebraic expression?
5g+19
19
3 less than a number
n-3
Simplify the given algebraic expression by combining like terms:
3a+6+5a-2b-7
8a-2b-1
Evaluate 2a+7b-14c when a=8.5, b=3, and c=4
-18
True or False: You do 3 + 4 first to simplify this expression.
3 + 4(2n - 5)
What is the coefficient in the following algebraic expression?
8+7y
7
the quotient of a number and 7
n/7
Simplify the given algebraic expression by applying the distributive property:
5(4n-3)
20n-15
Evaluate 10x+3y-5 when x=3.5 and y=4.9
44.7
Write an expression equivalent to 2(3x+7).
2(3x)+2(7)
6x+14
2(7+3x)
How many terms are in the following algebraic expression?
3x-4y+18-2z
4 terms
8 times the sum of 6 and a number
8(6+n)
Simplify the given algebraic expression:
1+7(1-3x)
8-21x
Evaluate 3m - 2a + (5t - 6h) when m=18, a=-6.7, t=4, and h=-8
135.4
Does the distributive property or combining like terms come first when simplifying algebraic expressions?
Distributive - Multiplying
Which of the following algebraic expressions will have ONLY 2 terms AFTER being simplified?
A. 3x-2y+18-5
B. 21-3x+17-4x
C. 2a+3b-4-5a
B
the product of 9 and a number, split into 3 equal groups
9n/3
Simplify the given algebraic expression:
2x+5y+3(x-y)
5x+2y
3a2-8c+4e-29 when a=5, c=-4, and e=-16
14
How do you know when you've simplified an expression completely?
There will be no like terms left to combine.