• Home
• GED Practice

Substitution Practice Quiz

Question 1: Evaluate the following expression if x = -5.

11/3

-1/5

-4

16/5

18/5

Question 2: Evaluate the following expression if m = -1, n = 2 and p = 4.
m³ - 2n + p/2
-3

-1

0

3

12

Question 3: If x = -1 and y = 1, calculate the value of:

-1

5

7

10

12

Question 4: Calculate the value of the expression below, where a = 2b and 3b = 6:
a² - b² - 2a + 3b
-4

-1

10

12

22

Question 5: y + x is equal to y² + x² for which of the following (x, y) pairs:
x = 1, y = 1

x = 2, y = 1

x = 1, y = 2

x = 2, y = 2

x = 3, y = 3

Press the Submit button to see the results.