Vocab
Write an algebraic expression to model the following situation: 7 more than 3 times p
3p + 7 or 7 + 3p
Simplify the following expression: v + v + 5 - 2 + 3v
5v + 3
Evaluate the following expression if x=2:
3x - 16
3 • 2 -16
6-16
-10
Are the following expressions equivalent? Make n = 2.
2+7n and 3n+2+4n
16 and 16
Yes
Identify the coefficients in the following algebraic expression: 9p + 2 + q - 1
9
Jim is j years old. Alex is 4 years younger than Jim. Using the variable j, describe Alex's age.
j-4
Simplify the following expression: 4k + 3j + 6 + k + 8j
5k+11j+6
Evaluate the following expression if z=12:
4 + – 5z
4 + – 5 • 12
4 – 60
– 56
Are the following expressions equivalent? Make x = 7
2x+5 and x+8+x-3
19 and 19
Yes
Identify the constant term in the following algebraic expression: 2d + 9.2 + 12t
9.2
Write an algebraic expression to model the following situation: 17 less than the quotient of k and 4
(k/4) - 17
Simplify the following expression: 4(d-3f)+14f
4d+2f
Evaluate the following expression if r=18:
16 - (2/3)r - 4
16-(2/3)(18)-4
16-12-4
4-4
0
Are the following expressions equivalent? Make w = – 2.
3w-5 and 2+4w+3-2w
– 11 and 1
No
How many terms are in the following algebraic expression: 9j + 4k - 7 + 2p - 7x
There are 5 terms.
Write an algebraic expression to model the following situation: 6 less than the product of 8 and k
8k - 6
Simplify the following expression: 3 + 8p + 3r - 4p + 6p + 1 - r
10p+2r+4
Evaluate the following expression if x=3:
(11+x)/2-(9x-3)/4
(11+(3))/2-(9(3)-3)/4
(14/2)-(27-3)/4
7-(24/4)
7-6
1
Are the following expressions equivalent? Make y = 10.
(12y/3) and 3y
40 and 30
No
What is the process for simplifying expressions?
Do the Distributive property and then combine like terms
Write an algebraic expression to model the following situation: The product of 3 and x subtracted by the quotient of y and 2.
3x - y/2
Simplify the following expression: 17 + 15x - 10 - 12x
3x+7
Evaluate the following expression if y=7:
The sum of (21/y) and (4y/2)
(21/(7))+(4(7)/2)
3+(28/2)
3+14
17
Are the following expressions equivalent? Make s = – 5
(60s/5) and s+14s-3s
– 60 and – 60
Yes