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a music school charges a registration fee in addition to a fee per lesson. music lesson last 0.5 hour. the equation y=40 x+30 represents the total cost y if x lesson. find and interpret the slope and y-interpret of the line that represents this situation. then find four points on the line.

Respuesta :

Lovanna
y=40x+30 
y=40(.5)+30
y=20+30
y=50
xXRedstOneprOXx
the answer is $50.00

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