Free Printable A1 Checkpoint 3 Review Day 1

1.

What is the slope of the line represented by $7x-9y=54$

a)

$-6$

b)

$-\frac{7}{9}$

c)

7

d)

$\frac{7}{9}$

2.

Which representation has the same rate of change of y with respect to x as the equation $2x-5y=10$

a)

$y=\frac{2}{5}x-2$

b)

c)

d)

All of the Above

3.

Linear equations in two variables are shown.
$I.\ \ y=-\frac{3}{4}x+3$
$II.\ \ y-3=-\frac{3}{4}\left(x-8\right)$
$III.\ \ 3x+4y=12$
$IV.\ y+3=-\frac{3}{4}\left(x+8\right)$
Which linear equation(s) in two variables has a graph that passes through the point (8,-3) and has a slope of -3/4.
Select all that apply

a)

I

b)

II

c)

III

d)

IV

4.

A linear equation in two variables is shown.
$x+2y=8$
Which table of values represents the same relationship?

a)

b)

c)

d)

5.

Line A is graphed on the coordinate grid. Which equation can be used to represent a line parallel to M passing through the point (-4,6)

a)

$x=-4$

b)

$x=6$

c)

$y=6$

d)

$y=-4$

6.

What is the equation of the line perpendicular to the line shown above passing through the point (6,-2)?

a)

$3x-y=-24$

b)

$-x-3y=-4$

c)

$-x+3y=-12$

d)

$-x+3y=-4$

7.

The value of y varies directly with x. If x=11, then y=264. What is the value of x when y=408

a)

24

b)

13

c)

37

d)

17

8.

Which situation does NOT show causation?

a)

When the student population at a school increases, the number of teachers at the school increases.

b)

When the amount of sugar in a quart of apple juice is reduced, there are fewer calories in each serving.

c)

When there are more workers on a project, the project is completed in less time.

d)

When there is more protein in an athlete’s diet, the athlete scores more points in a game.

9.

A company advertises on a website. A worker tracked the number of visits to the website and the number of clicks on the advertisement. The table shows the data. Based on the table, what is the best linear function, and the best prediction of the number of clicks on the advertisement if 1500 people visit the website?

a)

y = x + 5, approximately 24 clicks

b)

y = 0.5x + 5.5, approximately 83 clicks

c)

y = 0.5x + 15, approximately 77 clicks

d)

y = x + 15, approximately 14 clicks

10.

Which graph represents the inequality $-3x+4y\le-16$