Jeopardy: Expressions, Equations, and Inequalities Review
$100 | $200 | $300 | $400 | $500 | |
|---|---|---|---|---|---|
Simplifying Expressions | What is the first step to simplify the expression 2x + 3x? | What is 5(3 + 2) simplified? | What do you get when you simplify the expression 6 - 2 + x + 1? | What is the simplified form of 4x² + 5x - 3 + 2x²? | What is the simplified form of (x + 4)(x + 4)? |
Solving Equations | What is the solution to the equation x + 2 = 6? | What do you get when you solve the equation 3x - 2 = 19? | What is the solution to the equation 2x + 10 = 0? | What is the solution to the equation 4x + 5 = 15? | What is the solution to the equation 2x + 1 = 4? |
Solving Inequalities | What is the solution to the inequality x + 5 > 8? | What do you get when you solve the inequality 2x - 4 < 10? | What is the solution to the inequality -3x + 3 > 0? | What do you get when you solve the inequality 2(x - 1) ≥ 8? | What is the solution to the compound inequality x + 2 < 6 or 3x - 8 ≥ 0? |
Graphing Inequalities | How do you graph x > 2? | What does the graph of x ≤ -1 look like? | When graphing the inequality y > 2x + 3, what region do you shade? | What does the graph of y ≤ -1/2x + 4 represent? | What does the graph of the inequality y < x + 3 look like? |
Answer Key
Simplifying Expressions
Q: What is the first step to simplify the expression 2x + 3x?
A: Combine like terms to simplify it.
Q: What is 5(3 + 2) simplified?
A: 15
Q: What do you get when you simplify the expression 6 - 2 + x + 1?
A: x + 5
Q: What is the simplified form of 4x² + 5x - 3 + 2x²?
A: 2x² + 5x - 3
Q: What is the simplified form of (x + 4)(x + 4)?
A: x² + 8x + 16
Solving Equations
Q: What is the solution to the equation x + 2 = 6?
A: x = 4
Q: What do you get when you solve the equation 3x - 2 = 19?
A: x = 7
Q: What is the solution to the equation 2x + 10 = 0?
A: x = -5
Q: What is the solution to the equation 4x + 5 = 15?
A: x = 2.5
Q: What is the solution to the equation 2x + 1 = 4?
A: x = 3/2
Solving Inequalities
Q: What is the solution to the inequality x + 5 > 8?
A: x > 3
Q: What do you get when you solve the inequality 2x - 4 < 10?
A: x ≤ 7
Q: What is the solution to the inequality -3x + 3 > 0?
A: x < -1
Q: What do you get when you solve the inequality 2(x - 1) ≥ 8?
A: x ≥ 5
Q: What is the solution to the compound inequality x + 2 < 6 or 3x - 8 ≥ 0?
A: x < 4 or x ≥ 8
Graphing Inequalities
Q: How do you graph x > 2?
A: A number line or coordinate plane with an open or closed dot.
Q: What does the graph of x ≤ -1 look like?
A: A closed circle at -1 and a shaded line to the right.
Q: When graphing the inequality y > 2x + 3, what region do you shade?
A: The area above a line but not including the line itself.
Q: What does the graph of y ≤ -1/2x + 4 represent?
A: The area below the line including the line itself.
Q: What does the graph of the inequality y < x + 3 look like?
A: A dashed line for y < x + 3 and shading below the line.