Solve Algebraic Expression by Plugging in a Value
Presentation
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Mathematics
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•
Hard
Joseph Anderson
FREE Resource
4 Slides • 9 Questions
1
Evaluate Algebraic Expressions
Objective: Evaluate algebraic expression using substitution and following the order of operations.
2
EXPRESSION
EQUATION
7 + x
7 + x = 10
The variable can be any real number
The variable is a specific number(s)
3
Evaluate an Expression: plug in a number for the variable(s) and do the math.
Evaluate: (4n + 6) - 4 for n = 3
Expand:
Plug in:
4
EXAMPLE
Evaluate: 4(6n - 10) + 5 for n = 3
Expand:
Plug in:
5
Multiple Choice
3b x 2b
5b
6b
6b2
5b2
6
Multiple Choice
7a + 5b - 2a - 4b
9a + b
5a + b
11a + 5b
-9a - 9b
7
Multiple Choice
n + 16
8
Multiple Choice
24n
9
Multiple Choice
12 more than (m) machines
10
Multiple Choice
six times the daily amount of fiber (f) in your diet
11
Multiple Choice
2x + x - 4y
12
Multiple Choice
3n – 6mn + 2n
13
Multiple Choice
3n – 6mn + 2n
Evaluate Algebraic Expressions
Objective: Evaluate algebraic expression using substitution and following the order of operations.
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