Variable Expressions

Name the variable: 20 - 2x

• 20

• 2

• x

• a

Evaluate the expression for the given value of the variable:
3h+2 for h=10

• 20

• 32

• 24

• 38

Evaluate the expression for the given value of the variable:
2x³ for x=3

• 60

• 56

• 48

• 54

The product of 5 and q

• 5 + q

• 5 - q

• 5q

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

• constant

• variable

• coefficient

• term

The product of 8 and f

• 8 + f

• 8 - f

• 8f

The sum of s and 9

• s + 9

• s - 9

• 9s

Take 3 away from z

• z + 3

• z - 3

• 3z

8 times r

• 8 + r

• 8 - r

• 8r

6 more than c

• c + 6

• c - 6

• 6c