AlgebraEasyCompleting a table of a proportional function
Algebra practice question
The table shows values of y = 2x. x | y 1 | 2 2 | 4 3 | ? What is the value of y when x = 3?
Answer: 6
y = 2(3) = 6.
Common wrong answers
- If you answered 3
- 3 is x, not y.
- If you answered 5
- 5 adds 1 to the previous y instead of 2.
- If you answered 8
- 8 is y at x = 4.
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