Evaluating Expressions

Simplify

100

4x - 5

for x = 4

What is 11?

200

2a + 5

for a = 3

What is 11?

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

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

3s³ + 7 - 2s

for s = 4

3(4)³ + 7 - 2(4) = 191

400

x³+ y² - z¹

for x = 2, y = 5, z =4

22(2)³ + 5² - 4¹= 37

500

2x + 5t - 6w - 1m

for x = 3, t= 6, w = 4, m = 5

What is 7?

MORE Exponents

100

6z² - x

for z = 3, x = 7

What is 47?

200

3x⁴ - z

for x = 3, z = 10

3(3)⁴ - 10 = 233

300

6t- 8w

for t = 9, w = 2

What is 38?

400

5a³ - 1002 + 100c⁵⁰⁰

for a = 3, b = 2, c = 1

5(3)² - 10(2)² +100(1)⁵⁰⁰ = 195

500

n² + m³ 

for n = 8, m = 3

8² + 3³ What is 91?

Parenthesis

100

(11 - 3z) + x + y

for z = 2, x = 9, y = 5

(11 - 3(2)) + 9 + 5 = 19

200

3p - 2(r - q)

for p = 4, r = 5, q = 3

3(4) - 2(5 - 3)= 12 - 2(2) = 12 - 4 = 8

300

(14f - 6c) + e⁸

for f = 2, c = 4, e = 1

What is 5?

400

2(y⁵ - h) + 2k

for y = 4, h = 1, j = 7, k = 8

What is 2052?

500

3(2f -4e)²- 5g + 6k/6

for f = 9, e = 8, g = 1, k = 6

3(2(9) - 4(8))² - 5(1) + 6(6)/6 = 589

MORE Parenthesis

100

(n / 2) + 3m

for n=50, m=15

(50 / 2) + 3(15) = 60

200

3(2x - 1)⁴

for x=3

What is 243?

300

10a - (b - c)⁵

for a = 7, b = 6, c = 4

What is 38?

400

(2x + 1z)⁴ 

when x=4 and z=2

What is 10000?

500

b + 3(2c - 5d)²

for b= 10, c = 4, d = 1

What is 37?