Question 1

Which of the following is the correct coordinate for the point plotted at 6 units to the right and 4 units down from the origin?

Accepted Answer

$$(6, -4)$$

Question 2

Given the equation $$2x + 3y = 12$$, what is the y-intercept?

Accepted Answer

$$(0, 4)$$

Question 3

Which of the following points is a solution to the equation $$y = 2x - 1$$?

Accepted Answer

$$(1, 1)$$

Question 4

Find the slope of the line passing through the points $$(2, 5)$$ and $$(4, 9).$$

Accepted Answer

$$2$$

Question 5

Which equation is in slope-intercept form?

Accepted Answer

$$y = 3x + 2$$

Question 6

A line passes through $$(0, -3)$$ and has a slope of $$\frac{1}{2}. $$What is its equation in slope-intercept form?

Accepted Answer

$$y = \frac{1}{2}x - 3$$

Question 7

Which of the following lines is parallel to $$y = -2x + 5$$?

Accepted Answer

$$y = -2x - 1$$

Question 8

If a line has an undefined slope, which of the following is its equation?

Accepted Answer

$$x = 3$$

Question 9

Find the equation of the line perpendicular to $$y = \frac{1}{3}x + 2$$ and passing through $$(3, 1).$$

Accepted Answer

$$y = -3x + 10$$

Question 10

Which of the following points lies on the line $$y = -x + 4$$?

Accepted Answer

$$(2, 2)$$

Question 11

A taxi company charges a flat fee of $$\3$ plus $$\$$2$$ per mile. Which equation models the total cost $$C$$ for $$m$$ miles?

Accepted Answer

$$C = 2m + 3$$

Question 12

If the graph of a line passes through $$(0, 2)$$ and $$(4, 6)$$, what is its slope?

Accepted Answer

$$1$$

Question 13

Which of the following equations represents a horizontal line?

Accepted Answer

$$y = 5$$

Question 14

Given the equation $$y = -3x + 7$$, what is the y-intercept?

Accepted Answer

$$(0, 7)$$

Question 15

Which of the following is the solution to the system: $$y = 2x + 1$$ and $$y = -x + 4$$?

Accepted Answer

$$(1, 3)$$

Question 16

A line passes through $$(2, -1)$$ and has a slope of $$-4. $$What is its equation in slope-intercept form?

Accepted Answer

$$y = -4x + 7$$

Beginning & Intermediate Algebra: Coordinate Graphing, Slope, and Linear Equations Study Guide

스터디 가이드 - 연습 문제