Algebra Expressions and Variables

What is the value of x + y if x = 3 and y = 5?

• 8

• 5

• 3

• 2

Tags

CCSS.6.EE.A.2C

Evaluate the expression.   Let g = 3    h = 9 
4h + 2g + 4

• 42

• 46

• 34

• 58

Tags

CCSS.6.EE.A.2C

3x + 8   if x = 2

• 13

• 14

• 15

• 16

Tags

CCSS.6.EE.A.2C

a symbol for an unknown value; usually a letter (such as a, x, or y) is the symbol used

• constant

• variable

• coefficient

• term

Tags

CCSS.6.EE.A.2B

Match the following vocabulary words to it's correct definition.

• Constant

• A placeholder, usually a letter, to represent an unknown number.

• Variable

• A combination of terms.

• Term

• The number in front of the variable.

• Expression

• A number, a variable, or both.

• Coefficient

• A number by itself with no variable attached.

Tags

6.13

What is the definition of a variable?

• A letter or symbol that represents an unknown quantity

• The little number or letter used to raise to a power

• The number in front of a variable

• The number with no variable

Tags

CCSS.6.EE.A.2B

What variable typically represents the domain?

• x

• y

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.A.1

Match term to its deffinition

• Just a number

• Coefficient

• Letter that represents an unknown value

• Constant

• The floating number

• Exponent

• Anything separated by a + or -

• Variable

• The # directly in front of the variable

• Term

Tags

CCSS.6.EE.A.2B

Match the following

• To make an expression as small as possible by combining like terms

• Like Terms

• The number multiplied by the variable

• Coefficient

• A term without a variable

• Constant

• Matching terms that can be combied

• Simplify

• A letter that means an unknown number

• Variable

Tags

CCSS.6.EE.A.2B

Evaluate 2r + 1      if   r = 3

• 6

• 5

• 7

• 8

Tags

CCSS.6.EE.A.2C