evaluate expressions

Front

Evaluate the expression:
-3x² - 5x + 7 when x = -2

Back

5

Front

Evaluate the expression:
-x - 6x + 10 when x = 5

Back

-25

Front

Evaluate the expression:
25x(x - 4) when x = -1

Back

125

Front

Evaluate the expression:
x² + 5 - x when x = 5

Back

25

Front

x + y if x = 3 and y = 5

Back

8

Front

If a = 5 and b = 6, what is the value of ab - b?

Back

24

Front

Evaluate expression if a=3 and b=4: 4b-5a

Back

1

Front

Evaluate expression if a=3 and b=4: 18 ÷ 2a

Back

27

Front

Evaluate 2r + 1 if r = 3

Back

7

Front

Evaluate 4y if y = 3

Back

12