Exercise 13

Are the equations below linear equations in one variable?

  1. \(4.61q=14\)

    • is

    • is not

    a linear equation in one variable.

  2. \(5qVx=-42\)

    • is

    • is not

    a linear equation in one variable.

  3. \(V^{2}+y^{2}=-68\)

    • is

    • is not

    a linear equation in one variable.

  4. \(\pi r^{2}=48\pi\)

    • is

    • is not

    a linear equation in one variable.

  5. \(7-2r=17\)

    • is

    • is not

    a linear equation in one variable.

  6. \(r\sqrt{12}=-84\)

    • is

    • is not

    a linear equation in one variable.

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