Math Missing Variables

What is the algebraic equation for this table?

• y = x + 3

• y = 3x

• y = x ÷ 3

• y = x - 3

What is the algebraic equation for this table?

• y = 480x

• x = y/480

• x + 480 = y

• 480 - x = y

What equation represents the relationship between the variables in the table?

• d=10t

• d=t-9

• d=10-t

• d=t+10

Nancy can type 50 words per minute. Look at the table below to write an equation that matches the data.

• m=50 + w

• w= 50m

• w= 50 + m

• m= 50 - w

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

• Coefficient

• A combination of terms.

• Expression

• A number, a variable, or both.

• Term

• The number in front of the variable.

• Constant

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

• Variable

• A number by itself with no variable attached.

Tags

6.13

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

• constant

• variable

• coefficient

• term

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

What variable typically represents the domain?

• x

• y

Match the following

• Matching terms that can be combied

• Constant

• A letter that means an unknown number

• Variable

• A term without a variable

• Like Terms

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

• Simplify

• The number multiplied by the variable

• Coefficient

Which equation matches the table?

• y = 3x + 9

• y = x + 9 

• y = x + 3

• y = 12x - 3