AlgebraEasyEvaluating a linear function in context
Algebra practice question
The function f is defined by f(x) = 4x, where f(x) is the number of legs on x dogs. How many legs do 6 dogs have?
Answer: 24
f(6) = 4(6) = 24.
Common wrong answers
- If you answered 6
- 6 is the number of dogs.
- If you answered 10
- 10 adds 4 + 6.
- If you answered 1.5
- 1.5 divides 6 by 4.
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