Math 7+ Quiz - Algebraic Expressions

Write the word phrase as an expression:                              eight less than a number

•  $n\ -\ 8$  

•  $8\ -\ n$  

•  $8\div n$  

•  $8n$  

Write the phrase as an expression: the product of a number and 14

•  $14n$  

•  $n\ +\ 14$  

•  $n\ \div\ 14$  

•  $14-n$  

7 less than the product of 5 and a number n

• $7-5+n$

• $7-5\times n$

• $5n-7$

• $5\div n-7$

Evaluate when x= 2 and y = 4 ;  $x\ +\ 2y$  

• 26

• 8

• 12

• 10

Evaluate  $xy\ -\ 5x$  when x = 4 and y = 8

• 28

• 12

• 3

• -6

Simplify:  $12x\ -3+4x+5-6x$  

•  $22x+8$  

•  $-22x\ -8$  

•  $10x\ +2$  

•  $10x+8$  

Use the distributive property to simplify:  $3\left(x\ +4\right)$  

•  $3x+4$  

•  $3x+12$  

•  $x+12$  

The number next to a variable. It is used to multiply a variable.

• term

• coefficient

• variable

• constant

Tags

CCSS.6.EE.A.2B

The sum of seven and x

• 7-x
• x-7
• 7x
• 7+x

Tags

CCSS.6.EE.A.2A

A letter that represents a number.

• Addition
• Expression
• Algebra
• Variable

Tags

CCSS.6.EE.A.2B