Which equation represents a linear function?

C) y = 0,3 + 1,2x

Step-by-step explanation:

This is written in Slope-Intercept Form, and the Slope-Intercept Formula IS a linear functioned formula.

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(1,4) is on graph of f(x)

f(1) = 4

so 1/4 f(x)

1/4 f(1)

1/4. ×4

1

so point for function 1/4. f(x) is (1,1)

c. 1,233 miles