Evaluating Expressions

Front

5m + 9n if m = -7 and n = 4

Back

1

Front

x² - xy if x = 8 and y = -3

Back

88

Front

(18 - ab) + 4b if a = -2 and b = -5

Back

-12

Front

-7w² + 2w if w = -4

Back

-120

Front

½(10p - 7q) if p = 9 and q = 2

Back

38

Front

12x ÷ 4y if x = -8 and y = 3

Back

-72

Front

k⁴ - 7k² if k = 3

Back

18

Front

10c - cd + d³ if c = -6 and d = 2

Back

-40

Front

(12xy)/(x - y) if x = 3 and y = -1

Back

-9

Front

(20ab) ÷ (a-b)² if a = 4 and b = -2

Back

-40/9