16Hit1600
AlgebraVery hardEquation with the unknown in a denominator

Algebra practice question

If 3/(x + 2) = 1/4, what is the value of x?

Answer: 10

Cross-multiply: x + 2 = 12, so x = 10.

Common wrong answers

If you answered 1
1 sets x + 2 equal to 3.
If you answered 12
12 is x + 2.
If you answered 14
14 adds 2 instead of subtracting.

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