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10 questions
What is an algebraic expression?
a letter or a symbol used to represent an unknown value
an expression that contains numbers, operations, and one or more variables
a specific number whose values does not change
Evaluate the expression when x =2:
3x + 8
13
14
15
16
Evaluate the expression when x = 8:
2x + x - 10
34
22
14
24
Evaluate the expression when g = 3 and h = 9:
4h + 2g + 4
42
46
34
58
Evaluate the expression when a = 3, b = 4, and c = -6:
bc + 5a
9
38
-38
-9
Evaluate the expression when x = -1 and y = 3:
x2 + y2 + x - y
6
8
12
16
Evaluate the expression when a = 4 and b = -2:
a2 - b2
4
20
-4
12
Evaluate the expression when a = -15:
|a - 5| + 2
22
27
-18
7
Evaluate the expression when p = 9 and q = 2:
|10p - 7q|
31
76
-76
152
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