Evaluating expressions
Types of exercises: value of an expression, value of an expression in two variables.
Exercises are drawn at random from a large bank - every click gives a different set.
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Evaluate the expression
5x − 2y for x = −3 and y = −3
Evaluate the expression
(x − 2)(x − 6) for x = 3
Evaluate the expression
a² − 3b for a = −5 and b = −1
Evaluate the expression
(x + 5)(x − 6) for x = 1.5
Evaluate the expression
a² − 3b for a = −1/2 and b = −3
Evaluate the expression
(x + 3)(x + 5) for x = 4
Evaluate the expression
−4a − 5b for a = −3 and b = −2
Evaluate the expression
3x² + x + 1 for x = −1/2
Evaluate the expression
x² − xy for x = 4 and y = −5
Evaluate the expression
−3x² + 5x − 3 for x = 4
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