Mathematics
Grade 8
15 min
Evaluate variable expressions with whole numbers
Evaluate variable expressions with whole numbers
Tutorial Preview
1
Evaluate 7x when x = 4.
2
Evaluate 5a - 3 when a = 6.
3
Evaluate y² + 10 when y = 8.
Sample Practice Questions
Easy
Evaluate 3x when x = 5.
0.8
1.35
2.15
3.2
Easy
Evaluate y + 9 when y = 2.
0.11
1.7
2.18
3.29
Easy
Evaluate 10 - z when z = 4.
0.14
1.6
2.40
3.2.5
Want to practice and check your answers?
Sign up to access all questions with instant feedback, explanations, and progress tracking.
Start Practicing Free