# Grade 9 Math: Linear Relations and Equations Independent Variables and Dependent Variables

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### What is an independent variable?

a variable whose variation does depend on that of another.
a variable whose variation does not depend on that of another.
a constant whose variation does not depend on that of another.
a constant whose variation does depend on that of another.

True
False

x
y
4x
-34

### What is the dependent variable in this equation? $$y=2x^{2}=4x-34$$

x
y
-34
none of the above