Topics
>
Algebra 1>
Algebraic Expressions>
Substitution and Evaluating Rational Algebraic Expressions>
Substitution and Evaluating Rational Algebraic ExpressionsSubstitution and Evaluating Rational Algebraic Expressions
Try VividMath Premium to unlock full access
Time limit: 0
Quiz summary
0 of 4 questions completed
Questions:
- 1
- 2
- 3
- 4
Information
–
You have already completed the quiz before. Hence you can not start it again.
Quiz is loading...
You must sign in or sign up to start the quiz.
You have to finish following quiz, to start this quiz:
Loading...
- 1
- 2
- 3
- 4
- Answered
- Review
-
Question 1 of 4
1. Question
Given that `a=12`, evaluate the expression`(3a)/2`- (18)
Hint
Help VideoCorrect
Keep Going!
Incorrect
Order of Operations (PEMDAS)
P`=`Parentheses
E`=`Exponents
M/D`=`Multiplication/Division
A/S`=`Addition/SubtractionSimply substitute the given value for the variable.`a` `=` `12` $$\frac{3\color{#9a00c7}{a}}{2}$$ `=` $$\frac{3(\color{#9a00c7}{12})}{2}$$ `=` `36/2` `=` `18` `18` -
Question 2 of 4
2. Question
Given that `a=10`, evaluate the expression`(5(a-4))/10`- (3)
Hint
Help VideoCorrect
Exceptional!
Incorrect
Order of Operations (PEMDAS)
P`=`Parentheses
E`=`Exponents
M/D`=`Multiplication/Division
A/S`=`Addition/SubtractionSimply substitute the given value for the variable.`a` `=` `10` $$\frac{5(\color{#9a00c7}{a}-4)}{10}$$ `=` $$\frac{5(\color{#9a00c7}{10}-4)}{10}$$ `=` `(5(6))/10` `=` `30/10` `=` `3` `3` -
Question 3 of 4
3. Question
Evaluate `(10bc)/a` using the following values:`a=5``b=3``c=2`- (12)
Hint
Help VideoCorrect
Excellent!
Incorrect
Order of Operations (PEMDAS)
P`=`Parentheses
E`=`Exponents
M/D`=`Multiplication/Division
A/S`=`Addition/SubtractionSimply substitute the given value for the variable.`a` `=` `5` `b` `=` `3` `c` `=` `2` $$\frac{10\color{#00880A}{b}\color{#e65021}{c}}{\color{#9a00c7}{a}}$$ `=` $$\frac{10\times\color{#00880A}{3}\times\color{#e65021}{2}}{\color{#9a00c7}{5}}$$ `=` `(30xx2)/5` `10xx3=30` `=` `60/5` `30xx2=60` `=` `12` `12` -
Question 4 of 4
4. Question
Evaluate `(9c^2)/(a+1)` using the following values:`a=5``b=3``c=2`- (6)
Hint
Help VideoCorrect
Nice Job!
Incorrect
Order of Operations (PEMDAS)
P`=`Parentheses
E`=`Exponents
M/D`=`Multiplication/Division
A/S`=`Addition/SubtractionSimply substitute the given value for the variable.`a` `=` `5` `b` `=` `3` `c` `=` `2` $$\frac{9\color{#e65021}{c}^2}{\color{#9a00c7}{a}+1}$$ `=` $$\frac{9\times\color{#e65021}{2}^2}{\color{#9a00c7}{5}+1}$$ `=` `(9xx4)/6` `2^2=2xx2=4` `=` `36/6` `9xx4=36` `=` `6` `6`
Quizzes
- Simplify Algebraic Expressions 1
- Simplify Algebraic Expressions 2
- Simplify Algebraic Expressions 3
- Substitution and Evaluating Algebraic Expressions
- Substitution and Evaluating Multi-Variable Algebraic Expressions
- Substitution and Evaluating Rational Algebraic Expressions
- Substitution and Evaluating Algebraic Expressions with Negative Numbers 1
- Substitution and Evaluating Algebraic Expressions with Negative Numbers 2
- Simplify Algebraic Expressions using the Distributive Property 1
- Simplify Algebraic Expressions using the Distributive Property 2
- Simplify Algebraic Expressions using the Distributive Property 3
- Write Algebraic Expressions from Diagrams
- Evaluate Algebraic Expressions Problems
- Combine Like Terms 1
- Combine Like Terms 2
- Combine Like Terms 3