Multiplying and Dividing One-Step Equations - Mini-Quiz

Solve for x.

(a)  

Solve for x.

(a)  

Solve for x.

(a)  

Solve for x.

(a)  

5a. On her lunch break, Audrey purchases a meal for herself and her two coworkers. If each meal costs $8.50, choose the correct equation to solve for the total bill.

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On her lunch break, Audrey purchases a meal for herself and her two coworkers. If each meal costs $8.50, choose the correct equation to solve for the total bill. How much was the total bill?

(a)  

Which of the following is true when x = 4 ?

The model shows the equation x + 8 = 12.

What is the correct solution for the equation?

• x=3

• x=4

• x=2

• x=(-5)

The model shows the equation 5x = 30.

Which of the following is the correct solution for x ?

• x = 7

• x = 9

• x = 6

• x = 5

A student wrote the equation 42 = 7n. Which situation is best represented by this equation?

• Jaclyn paid $42 to stay at a hotel. She paid $7 per night. How many nights, n, did Jaclyn stay at the hotel?

• Jaclyn paid $42 to stay at a hotel. She paid $7 per night for each of two rooms. How many nights, n, did Jaclyn stay at the hotel?

• Jaclyn paid $42 for herself and her sister to stay at a hotel. The hotel gave Jaclyn a discount of $7 off the price she would have originally paid. What was n, the amount of money Jaclyn would have originally paid for herself and her sister to stay at the hotel?

• Jaclyn paid $42 for herself and her sister to stay at a hotel. Jaclyn stayed in her own room for several nights and paid $7 for her sister to stay in another room at the hotel for one night. What was n, the amount of money Jaclyn paid for her own room at the hotel for those days?