🎯 SAT Exam Prep

What is the equation of a line with slope 4 passing through the origin?

A y = 4
B y = x + 4
C y = 4x
D x = 4y

✓ Correct Answer: Option C

Slope = 4, y-intercept = 0 (passes through origin). y = mx + b = 4x + 0 = 4x.

💡 Why is C) the correct answer?

The correct answer to the question "What is the equation of a line with slope 4 passing through the origin?" is Option C: y = 4x.

The other options — A) y = 4, B) y = x + 4, D) x = 4y — are incorrect for this SAT Exam Prep question. As explained above: Slope = 4, y-intercept = 0 (passes through origin). y = mx + b = 4x + 0 = 4x.

📚 About This SAT Exam Prep Practice Question

This 1-level SAT Exam Prep question from the Math (No Calculator) topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free SAT Exam Prep practice test or use flashcards for spaced repetition review.

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