Question

Pls pls help with this!

What equation represents the linear relationship in this graph?



A :y = 10x
B: y = 6x
C:y = 1/3x
D: y = 3x

Answer 1

D: y = 3x

Explanation:

The relationship shown is a proportion. The only "unknown" is the constant of proportionality, the slope of the line. That is most easily found by looking for the value of y that corresponds to the value x=1.

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This graph shows that 1 song costs $3, so the equation is ...

y = 3x