Which is an example of a linear equation?

1 answer:

5 0

Answer:

Step-by-step explanation:

A. (x, y) is not an equation.

B. 2 + 7 = 9 Not a linear equation, as there is no variable.

C. 3x + 5 = 20 This is a linear equation.

D. y = 2x + 1 This is a linear equation.

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