Identify Expressions and Equations

18-9

• Expression

• Equation

• Inequality

5m=25

• Expression

• Equation

• Inequality

9+x

• Expression

• Equation

• Inequality

x-10=30

• Expression

• Equation

• Inequality

Complete the table by dragging the equation or expression into the correct column.

a

b

c

d

e

f

g

h

i

Tell whether each statement below is an equation or expression.

• A and C are equations but B is an expression.

• A and B are expressions but C is an equation.

• B and C are expressions but A is an equation.

Determin whether each description represents and expression or an equation.

3y = -15 is an example of an...

• expression

• equation

3y = -15 is an example of

• a numerical equation

• an algebraic equation

x + y = 50

• expression

• equation