SAT Math - Linear equations and Algebra study guide with 80 multiple choice questions and answer key

SAT Math - Linear Equations and Algebra


1. What is the slope of the line with equation y=3x−7y=3x−7?

A) -7 B) -3 C) 3 D) 7

2. If 2x+5=132x+5=13, what is the value of xx?

A) 2 B) 4 C) 6 D) 8

3. Which of the following is equivalent to 4(x−3)+2x4(x−3)+2x?

A) 6x−126x−12 B) 6x−36x−3 C) 6x+126x+12 D) 2x−122x−12

4. What is the y-intercept of the line y=−2x+5y=−2x+5?

A) -2 B) 2 C) -5 D) 5

5. If 3x−7=2x+43x−7=2x+4, what is the value of xx?

A) 3 B) 7 C) 11 D) 15

6. Which point lies on the line y=2x+1y=2x+1?

A) (0, 0) B) (1, 2) C) (1, 3) D) (2, 4)

7. What is the slope of the line passing through points (2, 3) and (5, 9)?

A) 1 B) 2 C) 3 D) 6

8. If x4=64x=6, what is the value of xx?

A) 12 B) 18 C) 24 D) 30

9. Which equation represents a line with slope -1 and y-intercept 4?

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

10. Solve for xx: 5(x−2)=205(x−2)=20

A) 2 B) 4 C) 6 D) 8

, 11. What is the x-intercept of the line y=3x−6y=3x−6?

A) -2 B) -1 C) 1 D) 2

12. If 7x+3=317x+3=31, what is the value of xx?

A) 2 B) 3 C) 4 D) 5

13. Which of the following is equivalent to 3(2x+4)−5x3(2x+4)−5x?

A) x+12x+12 B) x+4x+4 C) x−12x−12 D) 6x+76x+7

14. What is the slope of a horizontal line?

A) 0 B) 1 C) -1 D) undefined

15. If 4x−9=3x+74x−9=3x+7, what is the value of xx?

A) 7 B) 9 C) 16 D) 25

16. Which point lies on the line y=−3x+6y=−3x+6?

A) (0, 0) B) (1, 3) C) (2, 0) D) (3, -3)

17. What is the y-intercept of the line 2x+3y=122x+3y=12?

A) 2 B) 3 C) 4 D) 6

18. If 2x3=832x=8, what is the value of xx?

A) 6 B) 8 C) 10 D) 12

19. Which equation represents a line passing through the origin?

A) y=2x+1y=2x+1 B) y=3xy=3x C) y=x−2y=x−2 D) y=−x+3y=−x+3

20. Solve for xx: 3x+7=2x+153x+7=2x+15

A) 4 B) 6 C) 8 D) 10

21. What is the slope of the line passing through points

(-1, 2) and (3, 6)? A) 0 B) 1 C) 2 D) 4

22. If 6x−4=2x+126x−4=2x+12, what is the value of xx?