Evaluating Expressions for Given Values

The expression 3.3m gives the number of feet in m (meters).

Use the expression to find the number of feet that is equivalent to 400 meters.

• 1,320 feet

• 13,200 feet

• 403.3 feet

• 4,033 feet

Evaluate when a = 15:
2(a - 5) + 2

• 22

• 27

• 14

• 7

Evaluate the expression using the values m = 7, r = 8, and t = 2.
3m – 5t

• 21

• 11

• 10

• 22

Evaluate the expression using the values
 m = 7, r = 8, and t = 2.
4m + t

• 30

• 28

• 26

• 14

Evaluate the expression for the given values. 5x - 3y + 2z

• 17

• 19

• 13

• 29

Evaluate the expression for the given values. 5xy - z²

• 14

• -46

• -14

• 46

Evaluate the expression for the given values. x²z - 5y

• 26

• 46

• 42

• 104

Evaluate the expression for the given values.

x³ + 5y² - yz

• 37

• 15

• 39

• 55

Evaluate the expression for the given values. x ( y - 3z )

• -42

• -60

• -30

• -11