Test Prep 4

When taking a test, it is most important to___.

• do better than your friend
• finish first
• look at your classmate's computer when you don't know the answer
• relax and try your best

What value of x makes this equation true?

 

0.17x − 0.03 = 0.03x − 0.002

 

Enter your answer in the box provided.

(a)  

Answer explanation

Try Nsolve.

A gas company charges a $16 monthly service fee and $0.6924 per hundred cubic feet of natural gas used during a month. Which equation best represents y, the gas company's monthly charges in dollars for using x hundred cubic feet of natural gas?

• y = 0.6924x − 16

• y = 16x + 0.6924

• y = 16x − 0.6924

• y = 0.6924x + 16

Which graph represents y as a function of x?

• 
• 
• 
• 

Reorder the following four numbers are shown.

 

 

Which list shows the numbers in order from greatest to least?

• -3.2

If you don't know a word in a question, what do you do?

• Ask the teacher

• Become a detective and look for a clue

• Skip it, it won't matter

• Ask your friend

The two lines graphed on the coordinate grid represent a system of linear equations.

 

 

Which ordered pair best represents a solution to both equations?

• (4, −11)

• (0, 4)

• (9, −2)

• (6, 11)

What are you allowed to do after you complete your test?

• Read a book if allowed

• Listen to music and dance

• Leave the room and go outside

• Talk to your neighbor

Which table does NOT represent y as a function of x?

• 
• 
• 
• 

Reorder the following four numbers are shown.

 

 

Which list shows the numbers in order from greatest to least?

• -3.2