Vocabulary
Identify the variables in the following algebraic expression:
7x + 2y - 2.3 + 9a
x, y, a
Write an algebraic expression to model the following situation:
7 more than p
p + 7
7 + p
Evaluate: 2x -1 for x = 7
13
Identify the coefficients in the following algebraic expression:
9p + 2 + q - 1
9 and you could also say 1.
Write an algebraic expression to model the following situation:
the quotient of k and 4
k/4
5(m-3) +10w for m= 8 and w = 2
45
How many terms are in the following algebraic expression:
9j + 4k - 7 + 2p - 7x
5 terms
Write an algebraic expression to model the following situation:
6 less than the product of 8 and k
8k - 6
Evaluate 24
16
What operations do each of these words mean?
sum
difference
product
quotient
Addition - sum
Subtraction - difference
Multiplication - product
Division - quotient
Jim is j years old. Alex is 4 years younger than Jim. Write an expression to indicate how old Alex is in terms of j.
j - 4
22(3x+1) for x =2
28
DAILY DOUBLE
After the following algebraic expression is simplified, how many terms will it have:
9b + 7b + 4 - 2b - d + 4c - 12 + c
4 terms
DAILY DOUBLE
Write an algebraic expression to model the following situation:
Triple x subtracted from 20
20 - 3x
Evaluate 5b2+28 for b = 1.5
39.25