Unit 4.1 Quiz

Simplify the expression:

-5 (15 - 17)

Find the sum of 25 and -12.

Gracie and Bryson were playing a card game. Each player drew two cards and placed them face up. The player with the largest product won the match. The players' cards are shown in the chart. Who won the match?

• Gracie

• Bryson

• They tied

Match the following expressions to the description.

• 3 more than the product of 6 and a number

• Triple the difference of a number and 6

• 6 less than the product of 3 and a number

• 6 multiplied by the sum of a number and 3

Match the terms to the definitions.

• An unknown value represented by a letter

• Variable

• A number, variable, or product.

• Term

• A number used to multiply a variable.

• Constant

• A number on its own.

• Coefficient

Graph the following points on the coordinate plane:

(-2,7)

(5,0)

(6,-4)

(0,-6)

(-5,-1)

When a cold front blew across North Texas, the temperature DROPPED 32⁰ in 4 hours. What was the average change in temperature during that time?

• 8⁰ per hour

• -8⁰ per hour

• -28⁰ per hour

• 128⁰ per hour