What is the first step in evaluating an algebraic expression?

Evaluating Algebraic Expressions and Simplifications

Interactive Video
•
Mathematics
•
6th - 8th Grade
•
Hard

Sophia Harris
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Simplify the expression
Substitute the given values for the variables
Multiply all terms
Add all terms
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of evaluating 2x - 5 when x equals -6?
-11
-17
-7
-13
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can the expression 2x - 5 be alternatively represented?
2x + 5
2x + (-5)
2x - (-5)
2x - 5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the simplified form of 4/(5t - 4) when t equals 4?
1/2
1/4
1/5
1/3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can't we simplify the fours in the expression 4/(5t - 4) directly?
Because they are separated by addition or subtraction
Because they are part of a fraction
Because they are not like terms
Because they are in different expressions
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of evaluating (2/3)πr²h when r equals 3 and h equals 7?
39π
36π
42π
45π
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the simplified form of 3² in the expression (2/3)πr²h?
6
9
12
3
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