Podcast
Questions and Answers
What is the algebraic expression for the number of cakes Carol has if Joseph has x cakes?
What is the algebraic expression for the number of cakes Carol has if Joseph has x cakes?
9 + x
What is the expression for how long it takes Adam to run a mile if Taylor takes 9 minutes?
What is the expression for how long it takes Adam to run a mile if Taylor takes 9 minutes?
9 - x
How many students are left in the class after 5 are called down if there are x students initially?
How many students are left in the class after 5 are called down if there are x students initially?
x - 5
How much did Alexis spend on shirts if she buys 5 shirts at x dollars each?
How much did Alexis spend on shirts if she buys 5 shirts at x dollars each?
How many students will be in each group if Dominic is putting x students into 5 groups?
How many students will be in each group if Dominic is putting x students into 5 groups?
How much money will Tra'von earn for x hours of work if he earns $9 an hour?
How much money will Tra'von earn for x hours of work if he earns $9 an hour?
How much will you spend to go to the fair and purchase x ride tickets if entry costs $9 and each ticket costs $5?
How much will you spend to go to the fair and purchase x ride tickets if entry costs $9 and each ticket costs $5?
What is the expression for how much each child receives if your mom wins $9 and there are x children?
What is the expression for how much each child receives if your mom wins $9 and there are x children?
How much does a pizza delivery driver earn in one day if they earn $5 an hour for x hours and spend $9 on gas?
How much does a pizza delivery driver earn in one day if they earn $5 an hour for x hours and spend $9 on gas?
What are the missing values if given y and the values 1, 3, 10 for the expressions 3y - 1?
What are the missing values if given y and the values 1, 3, 10 for the expressions 3y - 1?
What are the missing values for z and the values 4, 10, 12 for the expressions z/2?
What are the missing values for z and the values 4, 10, 12 for the expressions z/2?
What is the value of the expression a/b if a = 12 and b = 3?
What is the value of the expression a/b if a = 12 and b = 3?
What is the value of the expression a x b if a = 12 and b = 3?
What is the value of the expression a x b if a = 12 and b = 3?
What is the value of the expression 3a - 2b if a = 12 and b = 3?
What is the value of the expression 3a - 2b if a = 12 and b = 3?
Is 6 + c an expression or an equation?
Is 6 + c an expression or an equation?
Is 3 + 7 x 4 = 40 an expression or an equation?
Is 3 + 7 x 4 = 40 an expression or an equation?
What is the rule for the following: if m is 2, 3, 6, what is the relationship?
What is the rule for the following: if m is 2, 3, 6, what is the relationship?
What is the rule for the following: if m is 20, 30, 45, what is the relationship?
What is the rule for the following: if m is 20, 30, 45, what is the relationship?
What is the rule for the following: if m is 15, 21, 30, what is the relationship?
What is the rule for the following: if m is 15, 21, 30, what is the relationship?
Is d = 6 a solution for the equation 5d = 35?
Is d = 6 a solution for the equation 5d = 35?
Is d = 3 a solution for the equation 3d + 2 = 17?
Is d = 3 a solution for the equation 3d + 2 = 17?
What is the solution for the equation x/4 = 28?
What is the solution for the equation x/4 = 28?
What is the solution for the equation 6x = 18?
What is the solution for the equation 6x = 18?
What is the solution for the equation 15 = z - 30?
What is the solution for the equation 15 = z - 30?
Study Notes
Algebraic Expressions from Word Problems
- Carol has 9 more cakes than Joseph, who has x cakes. Expression: 9 + x
- Taylor runs a mile in 9 minutes; Adam takes x minutes less. Expression for Adam: 9 - x
- In a class with x students, if 5 students are called down, the remaining students: x - 5
- Alexis purchases 5 shirts costing x dollars each. Total spent by Alexis: 5x
- Dominic divides x students into 5 groups. Number of students per group: x/5
- Tra'von earns $9 an hour; for x hours worked, earnings: 9x
- County fair entry is $9, plus $5 per ride ticket. Total cost for x tickets: 9 + 5x
- Mom won $9 at Bingo; if there are x children, each receives: 9/x
- A pizza delivery driver earns $5/hour for x hours and spends $9 on gas. Daily earnings: 5x - 9
Evaluating Expressions
- Evaluate a/b for a=12 and b=3, result: 4
- Evaluate a x b for a=12 and b=3, result: 36
- Evaluate 3a - 2b for a=12 and b=3, result: 30
Expressions vs. Equations
- 6 + c is classified as an expression.
- 3 + 7 x 4 = 40 is classified as an equation.
Writing Rules for Relationships
- Given pairs m and resulting values (2, 10), (3, 15), (6, 30), rule: 5m
- Given pairs m and resulting values (20, 10), (30, 20), (45, 35), rule: m - 10
- Given pairs m and resulting values (15, 5), (21, 7), (30, 10), rule: m/3
Solving Equations
- To determine if d = 6 solves 5d = 35: no.
- To determine if d = 3 solves 3d + 2 = 17: no.
- Solve x/4 = 28, obtained x: 112.
- Solve 6x = 18, obtained x: 3.
- Solve 15 = z - 30, obtained z: 45.
Studying That Suits You
Use AI to generate personalized quizzes and flashcards to suit your learning preferences.
Description
This quiz focuses on writing algebraic expressions based on word problems. Each flashcard presents a scenario where students must translate the given information into mathematical expressions. Test your skills in formulating equations from everyday situations.
