AlgebraEasy–MediumValue of y from a two-variable equation
Algebra practice question
If 5x − 2y = 2 and x = 2, what is the value of y?
Answer: 4
10 − 2y = 2 gives 2y = 8, so y = 4.
Common wrong answers
- If you answered 2
- 2 copies x.
- If you answered 6
- 6 adds 2 to 10 before halving.
- If you answered -4
- −4 has the sign wrong.
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