ALEKS Linear Equations and Inequalities 3

Question 1

Two distinct lines are parallel if they have:

Accepted Answer

The same slope

Answer

The same y-intercept

Answer

Opposite slopes

Answer

Reciprocal slopes

Question 2

Solve: (x + 3)/2 = 5

Accepted Answer

x = 7

Answer

x = 13

Answer

x = 4

Answer

x = 10

Question 3

Find x: 4x + 2 = 2x + 10

Accepted Answer

x = 4

Answer

x = 6

Answer

x = 2

Answer

x = 3

Question 4

Solve: −2(x + 3) + 4 = −6

Accepted Answer

x = 2

Answer

x = −2

Answer

x = 5

Answer

x = −5

Question 5

What is the solution set of |x| = 5?

Accepted Answer

{5, −5}

Answer

{5}

Answer

{−5}

Answer

no solution

Question 6

A line has equation y = −x + 7. What is the slope?

Accepted Answer

−1

Answer

7

Answer

−7

Answer

1

Question 7

Which number line correctly shows the solution to x + 2 ≤ 6?

Accepted Answer

A closed circle at 4, shaded to the left

Answer

A closed circle at 4, shaded to the right

Answer

An open circle at 4, shaded to the left

Answer

An open circle at 8, shaded to the left