Expressions and Equations Vocabulary Practice

Which expressions are in simplest form?

• 19u + 21

• 2x - 5y + 6y - x + 9y

• 3x + 10y

• 2ab + 2bc + 2ac + 2ab²

• -x + y - 2z + x - y + 2z

Select all the coefficients in the following algebraic expression:

2x + 9 - y - 5

• 2

• 5

• 1

• -1

• 9

Expressed as Ax+By=C  ,  where x and y are variables, and A, B, and C are numbers.

• Standard Form

• Slope-Intercept Form

• Model

• Constraint

Expressions that are equal not matter what value we use for the variable

• Equivalent Systems

• Equivalent Equations

• Equivalent Expressions

• System of Equations

Two or more equations that represent the constraints in the situation form.

• System of Equations

• Equivalent Equations

• Equivalent Expressions

• Solutions to a System of Equations

Equations that have the exact same solutions, or the exact same values that make each equation true.

• Equivalent Equations

• Equivalent Expressions

• Equivalent Systems

• Constraint

Solve this equation

a - 2.1 = 5.8

• a = 7.9

• a = 3.7

• a = 5.8

• None of these match my answer

Please solve this equation

^p/₅ = 7

• p = 35

• p = 12

• p = 2

• None of these match my answer

Please solve this equation

23 = x + 7

• x = 16

• x = 30

• x = 161

• None of these match my answer

Please solve this equation

1.2x = 9.6

• x = 8

• x = 10.8

• x = 8.4

• None of these match my answer