Question

Use the graph to derive the equation y=mx
for a line through the origin. Simplify the numerical coefficient, if needed.

(1 point)
Responses

y=x
y equals x

y=3x
y equals 3 x

y=8x
y equals 8 x

y=3/3x

Answer 1

y = x

Reason: pick a point on the line (for example (3,3)). Slope m = rise/run = 3/3 = 1, so y = 1x = x.