Algebra I

What is the algebraic expression for                  "the sum of n and 9"?

• n - 9
• n + 9
• n/9
• 9n

Tags

CCSS.6.EE.B.6

CCSS.6.EE.A.2

What is an algebraic                     expression for                 "the difference of r and 3"?

• r/3
• r + 3
• r - 3
• 3r

Tags

CCSS.6.EE.A.2A

What word phrase can you use to represent "5x + 2"?

• five times the sum of a number x and two
• two times the sum of a number x and five
• a number x times the sum of five and two
• the sum of five times a number x and two

Tags

CCSS.7.EE.A.2

CCSS.HSA.SSE.A.2

Write the phrase as an expression.
twice a number x plus 8

• 2 + 8x
• 2x + 8

Tags

CCSS.6.EE.A.2A

Kevin has 4 full boxes of new pencils and 3 used pencils.  Altogether he has 23 pencils.  How many pencils are in each box?  Which equation represents the word problem?

• 4x = 23
• 3x = 23
• 4 + x + 3 = 23
• 4x + 3 = 23

Tags

CCSS.HSA.CED.A.3

Sandy had 8 apples.  She gave some to George.  Now she has 3 apples.  How many apples did she give George?  Which equation best represents the word problem above?

• 8 + x = 3
• 8 - x = 3
• 8x = 3
• 8/x = 3

Tags

CCSS.HSA.CED.A.3

If y = 7x +2, what is y when x = 4?

• 76
• 28
• 30
• 13

Tags

CCSS.HSF.IF.A.2

2x=14

• 3
• 7
• 28
• 14

Tags

CCSS.6.EE.B.7

Which is the variable in the expression 2p x 8

• 8
• x
• p
• 2

Tags

CCSS.6.EE.A.2B

Can you figure out the unknown value in the following statement?
 S + 3 = 10

• 3
• 2
• s
• 7

Tags

CCSS.6.EE.B.5