Recent Lessons

Show all results for ""

Feature Overview

Ace your exams with our all-in-one platform for creating and sharing quizzes and tests.

Free Tools

Explore our collection of AI-powered tools designed to boost your productivity.

Flashcards

Automatically turn your notes into digital flashcards.

Share, Export & Embed

Share with classmates or export to Excel and your learning management system.

Stats & Reporting

Auto-grading quizzes and tests with detailed stats and reports.

Mobile Apps

The smarter way to study – wherever you are.

Pricing Schools Business

Features Free Tools Pricing Schools Business

21 Questions

1 Views

Solving Linear Equations

Choose a study mode

Play Quiz

Study Flashcards

Spaced Repetition

Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the value of x in the equation -8x + 10y = 24, when y = 3?

-2
4
2 (correct)
-4

What is the equation of the line that passes through the points (-4, 9) and (11, -4)?

y = -x - 1 (correct)
y = -x + 1
y = x + 3
y = x - 1

What is the value of the slope of the line y = 4x - 2?

-4
4 (correct)
1/4
-1/4

What is the quadratic equation that has roots x = 2 and x = -3?

x^2 + x - 6 = 0 (B) Signup and view all the answers

What is the x-intercept of the graph of the equation y = x^2 - 4x - 3?

(1, 0) (A) Signup and view all the answers

What is the solution to the system of equations y = -x - 1 and y = x + 1?

(0, 0) (B) Signup and view all the answers

What is the value of x in the equation x + 5 = 23?

18 (C), 18 (D) Signup and view all the answers

Solve the quadratic equation x^2 + 6x + 8 = 0 using the quadratic formula.

(-b ± √(b^2 - 4ac)) / 2a (D) Signup and view all the answers

What is the graph of the quadratic equation y = x^2 + 4x + 2?

A parabola opening upwards with a minimum point at (-2, 0) (A) Signup and view all the answers

What is the factored form of the quadratic expression x^2 + 7x + 10?

(x + 5)(x + 2) (A) Signup and view all the answers

What is the solution to the inequality 2x - 5 > 3?

x > 4 (A) Signup and view all the answers

What is the value of x in the equation x^2 + 6x + 8 = 0?

x = -2 or x = -4 (C) Signup and view all the answers

What is the quadratic formula?

x = (-b + sqrt(b^2 - 4ac)) / 2a (C) Signup and view all the answers

What is the graph of the equation y = x^2 - 4x + 3?

A parabola that opens upwards and has a vertex at (2, -1) (A) Signup and view all the answers

What is the factored form of the equation x^2 + 5x + 6 = 0?

(x + 2)(x + 3) = 0 (B) Signup and view all the answers

What is the value of x in the equation x^2 - 4x - 3 = 0?

x = 3 or x = -1 (C) Signup and view all the answers

What is the vertex of the parabola y = x^2 + 2x + 1?

(-1, 1) (D) Signup and view all the answers

What is the equation of the axis of symmetry of the parabola y = x^2 - 6x + 8?

x = 3 (C) Signup and view all the answers

What is the value of x in the equation x^2 + 2x - 6 = 0?

x = 2 or x = -3 (A) Signup and view all the answers

What is the graph of the equation y = x^2 - 2x - 3?

A parabola that opens upwards and has a vertex at (1, -4) (A) Signup and view all the answers

What is the factored form of the equation x^2 - 3x - 2 = 0?

(x - 2)(x + 1) = 0 (D) Signup and view all the answers