16Hit1600
AlgebraEasyTwo-variable equation with equal variables

Algebra practice question

If x and y satisfy 4x + 6y = 36 and x = y, what is the value of y?

Answer: 3.6 or 18/5

With x = y, the equation becomes 10y = 36, so y = 3.6.

Common wrong answers

If you answered 6
6 divides 36 by 6 only.
If you answered 9
9 divides 36 by 4 only.
If you answered 36
36 is the right-hand side.

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