Algebra 1 Semester Exam Review, Chapters 1-4

Solve x – 12 = 5.

• –17

• -7

• 17

• 7

Simplify 2(7n + 5m – 3m).

• 14n + 2m

• 9n + 7m

• 9n + m

• 14n + 4m

Ari is jogging at an average rate of 2.25 meters per second. Find the time it will take him to jog 270 meters.

• 1 minute

• 2 minutes

• 3 minutes

• 12 minutes

Which statement best describes a daily stock price?

• The price was unchanged then increased sharply.

• The price was unchanged then decreased sharply.

• The price rose sharply then leveled off.

• The price declined sharply then leveled off.

What is the domain of the relation?

• {– 4, –2, –1, 0, 1, 2, 3, 4}

• {– 4, –2, –1, 0, 1, 4}

• {– 4, –1, 0, 2, 3, 4}

• {– 4, 4}

Which is a true statement about the relation?

• The relation is not a function.

• The value of x increases as y decreases.

• The value of x increases as y increases.

• The relation is a linear function.

Determine which relation is a function.

• 
• 
• 
• 

Interpret the y–intercept of the graph.

• Anna owes $10 before any payments.

• Each payment Anna makes is $50.

• Anna owes $500 before any payments.

• Anna pays off the loan in 10 payments.

Solve the proportion

 $\frac{1}{8}=\frac{7}{2h}$  

• 4

• 28

• 56

• 16

Solve 3b = 6v – 3b, for v.

• 6b – 6

• b

• b – 6

• 0