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Linear Equations quick help?

A little confused on my homework.

"Which of the following equations are linear? If an equation is not linear, give the reason."

2 + 3pq = -9

and

3x - 4 = y

Having trouble understanding how to solve.

2 Answers

Relevance
  • 9 years ago
    Favorite Answer

    3x - 4 = y is linear

    2 + 3pq = -9 is not linear because two variables are multiplied by each other.

  • 9 years ago

    the second one is a linear equation.

    the first one is not a linear equation because there are two variables on side of the equal sign.

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