Evaluating Expressions

Evaluate One-Variable Expressions

100

4x - 5 + x for x = 4

4*4 - 5 + 4 = 15

200

2(a + 5) for a = 3

2 * (3 + 5) = 16

300

3(2y - 1) + 6 for y = 2

3(2 (2) - 1) + 6 = 15

400

3(6 - b) + 7 - 2b for b = 4

3(6 - 4) + 7 - 2(4) = 5

500

n/4 + 2n - 3 for n = 8

8/4 + 2(8) - 3 = 15

Evaluate Expressions with Exponents

100

6x² - 10 for x = 4

6(4)^2 - 10 = 86

200

4(t) + 5 + t² for t = 3

4(3) + 5 + (3)^2 = 26

300

s³ + 6 s=3

33

400

4 (x² - 2) + 3x      x=2

30

500

x³ + x² +2x - 5 for x = 3

37

1 Variable+

100

9x - 1 - 2x - 10 for x = 3

10

200

12x + 9 - 4x - 5 for x = 2

20

300

11x - 3x + 7 - 5 - x for x = 3

23

400

4y + 3 + 2y - 3y - 8 for x=4

7

500

12x + 9 - 4x - 5 for x = 10

84

2 Variables

100

7r - 9d for r=9 and d=6

9

200

9x + n/8 for n = 24 and x = 3

30

300

7(8w + 2d) for d = 8 and w = 3

280

400

9s + 4(7r - 8) for r = 2 and s = 3

51

500

7(5n +8x) - 3n for n = 7 and x = 1

301

PEMDAS

100

(6 - 2)3²

36

200

100/4 + 3(4 - 2)²

37

300

2 x 5² - 10 / 5

48

400

5 x (4 + 17 + 10) - 11²

34

500

5³ / (2 x 8 - 11)

25