Mathematics
Grade 8
15 min
Evaluate multi variable expressions
Evaluate multi variable expressions
Tutorial Preview
1
Evaluate x + y - 3 when x = 5 and y = 4.
2
Evaluate 2a + 5b when a = 3 and b = 2.
3
Evaluate m² - n when m = 4 and n = 7.
Sample Practice Questions
Easy
Evaluate a + b when a = 2 and b = 5.
0.7
1.3
2.10
3.-3
Easy
Evaluate x - y when x = 10 and y = 3.
0.7
1.13
2.-7
3.30
Easy
Evaluate 3x when x = 4.
0.12
1.7
2.1
3.34
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