Evaluate Expressions

Front

What is the first thing you do when evaluating an expression?

Back

Substitute value in for the variable

Front

Evaluate 4y if y = 3

Back

12

Front

Evaluate -2x if x = 10

Back

-20

Front

Evaluate 7 + j if     j = -2

Back

5

Front

If x = 3, evaluate x + 4 =

Back

7

Front

Evaluate 2r + 1 if r = 3

Back

7

Front

3x + 8   if x = 2

Back

14

Front

Evaluate 7y - 3y for y=2

Back

8

Front

r(r – 9) where r = 11

Back

22

Front

Evaluate when a = 15: 2(a - 5) + 2

Back

22