Algebra STAAR Prep Vocabulary

Define algebraic expression.

• a number multiplied by a variable

• a math phrase that may have numbers, variables, and operations

• a math statement setting two expressions equal

• a set of solutions

Define algebraic equation.

• a number multiplied a variable

• a math phrase with numbers, variables, and operations

• a math statement setting two expressions equal

• a set of solutions

Define coefficient.

• the number multiplied by a variable

• to replace a value for a variable

• a number standing alone

• to find the value of an expression

Define constant.

• the number multiplied by a variable

• to replace a value for a variable

• a number standing alone

• to find the value of an expression

Define substitute.

• the number multiplied by a variable

• to replace a variable with a value or an expression

• a number standing alone

• to find the value of an expression

Define variable

• a letter in the alphabet

• a letter or symbol standing for an unknown value

• a letter to grandma

• a letter to Santa

Select the constant in 8x - 2.

• 8

• 8x

• 2

• -2

Select the coefficient in 8x + 2.

• x

• 8x

• 8

• +2

x + y = 50

• expression

• equation

3y + 5

• term 

• variable 

• coefficient

• constant