1 pt
DOK: 2

2.

What is the solution to the following system of equations?

A

(-4, -8)

B

(4, 8)

C

(-1, -2)

D

(1, 2)

1 pt
DOK: 2

4.

Two lines are shown on the grid. One line passes through the origin and the other passes through (−1, −1) with a *y*-intercept of 2. Which pair of equations below the grid identifies these lines?

A

$y=\frac{1}{4}x\mathrm{and}y=\frac{1}{3}x+2$

B

$x-2y=6\mathrm{and}4x+y=4$

C

$y=4x\mathrm{and}y=\frac{1}{3}x$

D

$y=3x+2\mathrm{and}y=-4x$

1 pt
DOK: 2

6.

For the following pair of equations, find the point of intersection (common solution) using the substitution method.

A

$\left(2,-4\right)$

B

$\left(2,5\right)$

C

$\left(-16,50\right)$

D

$\left(\frac{1}{5},\frac{1}{2}\right)$

1 pt
DOK: 3

8.

Two numbers have a sum of 210 and a difference of 30. What are the two numbers?

A

140 and 170

B

170 and 40

C

150 and 60

D

120 and 90

1 pt
DOK: 2

9.

Graph the following systems of inequalities on your own graph paper. Shade and identify the solution set for both inequalities. Select the matching answer.